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WO/2005/098222A1 |
In an exhaust gas control apparatus for an internal combustion engine, including a supercharger which is provided in an exhaust passage at a position upstream of a catalyst having an oxidizing ability; turbine rotation energy amount adju...
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WO/2005/098554A1 |
A controller capable of enhancing both control stability and control accuracy when the output of a controlled object is controlled by feedback by means of a plurality of control inputs. An ECU (2) of the controller (1) controls engine sp...
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WO/2005/098220A1 |
Parallelly arranged exhaust paths of an internal combustion engine each have a catalyst. A flow rate regulating section regulates the flow rate of exhaust gas discharged from a first exhaust path to the downstream side and the flow rate ...
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WO/2005/095767A1 |
An exhaust emission control device of an internal combustion engine capable of satisfactorily atomizing a reducing agent and surely securing combustion air. Since the controller of the exhaust emission control device controls the nozzle ...
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WO/2005/093230A1 |
A warm-up system is provided for an internal combustion engine (1) equipped with a CO2 absorbing and releasing agent (15) that absorbs CO2 at a temperature in a first temperature range and releases the CO2 at a temperature in a second te...
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WO/2005/085611A1 |
An engine having an electric supercharger with a motor-driven compressor disposed in an intake passage on the upstream side of a throttle, wherein intake air is pressurized and compressed by the electric supercharger in idling and decele...
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WO/2005/085612A1 |
A control device for an internal combustion engine with an electrically driven supercharger, the control device being capable of realizing excellent supercharging performance in the entire operation ranges regardless of gear positions. T...
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WO/2005/068803A1 |
A turbocharged internal combustion engine comprising: a turbocharger (15) actuators for opening and closing the exhaust valves (a, b) and an electronic controller which controls operation of the actuators to thereby control opening and c...
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WO/2005/056992A1 |
The invention relates to a method of controlling a supercharged engine comprising at least one cylinder (10), at least one carbureted supercharged air intake valve (20), a non-carbureted supercharged air intake valve (28) and at least on...
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WO/2005/052336A1 |
The invention relates to an inventive method of controlling the braking effect during engine braking in an internal combustion engine (10) having an exhaust turbocharger unit (16) with adjustable guide blades for controlling the turbine ...
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WO/2005/047683A1 |
The invention relates to a method characterized in that exhaust gas is retained during gas exchange in the combustion chamber of a charged internal engine which is operated according to operational point with compression ignition or spar...
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WO/2005/042933A2 |
A control system (58) for controlling the extent to which a valve (50) selectively bypasses exhaust flow around one of two turbines (18T, 20T) in an engine exhaust system (14). A desired set-point (TCBC_DES) and the actual set-point (EBP...
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WO/2005/035958A1 |
The invention relates to a method for operating a fuel-injected, especially a directly fuel-injected, reciprocating internal combustion engine. Said engine comprises at least one outlet valve per cylinder, communicating with an exhaust g...
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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...
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WO/2005/031120A1 |
A variable geometry turbocharger includes vanes (50) disposed therein having an inner airfoil surface (68) oriented adjacent a turbine wheel, and an outer airfoil surface (66) oriented opposite and parallel to the inner airfoil surface (...
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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/2005/028846A1 |
The invention relates to a method for operating an internal combustion engine (1) that is operated by means of a gaseous fuel and comprises at least one cylinder (8), a first fuel tank, a pipe (2) for delivering combustion air, in which ...
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WO/2005/026517A1 |
A hybrid electric vehicle includes an internal combustion engine, an electric motor and a transmission. A turbocharger is in fluid communication with the internal combustion engine. Moreover, a generator is mechanically coupled to the tu...
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WO/2005/024198A1 |
The invention relates to a method for determining an exhaust gas temperature downstream of a turbocompessor turbine for a turbocharged engine consists in determining a temperature upstream of the turbocompessor turbine, calculating a cor...
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WO/2005/024201A1 |
A turbo charger system comprising first and second turbo chargers in series hand over control from one turbo charger to the other incorporating switching adjustment terms at the point of transition to ensure a smooth transition.
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WO/2005/020306A1 |
A method for forming an impurity-introduced layer is disclosed which at least comprises a step for forming a resist pattern on one major surface of a solid base such as a silicon substrate (S27), a step for introducing impurities into th...
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WO/2005/019619A1 |
An internal combustion engine provides cooler working cycle and, selectively, mean effective cylinder pressure higher than conventional Otto and Miller cycle engine arrangements. According to one embodiment, during each cycle, intake val...
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WO/2005/005811A1 |
An internal combustion engine is operated such that in an operating region where the suction air quantity is less than a predetermined value it is operated with a predetermined fixed air/fuel ratio and in an operating region where the su...
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WO/2005/003536A1 |
An object of the invention is to provide a diesel engine exhaust gas purifier which maintains a predetermined exhaust gas temperature capable of continuous regeneration of particulate matter while reducing the rate of emission of NOx in ...
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WO/2004/104393A1 |
The invention relates to a regulator device (34) for regulating the boost pressure of at least two exhaust-gas turbochargers (14, 15) for charging an internal combustion engine (11) with combustion air (24), said turbochargers being oper...
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WO/2004/099585A1 |
The invention relates to a method and a device for monitoring the speed of a first charger (8) for an internal combustion engine (1), especially an exhaust gas turbocharger. Said method comprises the following steps: a first exhaust valu...
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WO/2004/099594A1 |
The invention relates to a turbocharged internal combustion engine comprising an electrically controlled butterfly valve. The turbocharger is fitted with an outflow valve for regulating the pressure thereof. The position of the butterfly...
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WO/2004/076840A1 |
The invention concerns a method for optimizing the operating mode and combustion mode of a diesel engine with regard to a minimal emission of pollutants involving common rail injection and including the use of an exhaust gas turboblower....
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WO/2004/076837A1 |
An ECU (37) opens an EGR control valve (20) so that an EGR amount is increased, or the ECU (37) restricts the amount of air sucked by a suction throttle valve (26) and increases the amount of fuel injection so that the increase in oxygen...
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WO/2004/074660A1 |
A method of operating an internal combustion engine (110), including at least one cylinder (112) and a piston (212) slidable in the cylinder (112), may include supplying a mixture of pressurized air and recirculated exhaust gas from an i...
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WO/2004/059131A2 |
Methods and apparatus for providing bleeder-type and compression-release engine braking in an internal combustion engine are disclosed. For bleeder-type engine braking, the exhaust valve is maintained at a small and relatively constant l...
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WO/2004/051067A1 |
Disclosed is a method, according to which the air fed to the combustion chambers of an internal combustion engine (10) is precompressed by means of a boosting device (25, 26), particularly an exhaust gas turbocharger. The valve overlap o...
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WO/2004/031559A1 |
The invention relates to a method for operating a boosted internal combustion engine comprising direct fuel injection, according to which a main quantity of combustion air and a main quantity of fuel with which a main mixture is formed, ...
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WO/2004/027235A1 |
A method for controlling an internal combustion engine (10) is provided. The engine includes a variable geometry turbocharger (VGT) (12) system and an exhaust gas recirculation (EGR) system (18). In a boost mode, the VGT system is contro...
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WO/2004/022956A1 |
The invention relates to a method for operating a compressor in the induction tract of an internal combustion engine, especially in a motor vehicle. A state variable describing the behaviour of the compressor, e.g. the frequency and/or a...
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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/2004/011791A1 |
Methods, devices, and/or systems for controlling intake to and/or exhaust from an internal combustion engine. An exemplary method for controlling intake charge pressure to an internal combustion engine includes determining one or more co...
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WO/2004/011790A1 |
An exemplary system (200) includes an electric compressor (240) to boost intake charge pressure supplied to an internal combustion engine (110); an electric turbine (250) to generate electrical power from exhaust received from the intern...
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WO/2004/009976A1 |
Methods and systems of this invention for positioning a variable geometry member disposed within a variable geometry turbocharger involve determining a boost pressure target for the turbocharger and comparing the same to an actual boost ...
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WO/2004/005694A2 |
An operating system and method for an engine is provided in which at least some fuel is preheated prior to delivery to the combustion system of the engine. A control system is also provided to operate the engine at higher than normal exc...
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WO/2003/083275A1 |
The invention relates to a variable exhaust gas turbocharger for an internal combustion engine, comprising an exhaust gas turbine and a compressor having a variable swirl and/or throttle device. The exhaust gas turbocharger is configured...
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WO2003016698B1 |
A method of controlling combustion in an homogenous charge compression ignition engine through indirect mechanisms. The method utilizes a predictive model so that combustion can be controlled over a wide range of operating conditions whi...
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WO/2003/069135A1 |
The invention relates to a method for operating an internal combustion engine by introducing air. The method is characterised in that air is guided into the intake area after the internal combustion engine has been switched off. Optional...
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WO/2003/067059A1 |
The invention relates to an internal combustion engine comprising a plurality of cylinders, at least some of which cylinders can be deactivated during operation. The cylinders which are deactivated during operation are designed for opera...
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WO/2003/067060A1 |
Methods and systems for positioning a variable-geometry member disposed within a variable geometry turbocharger involve determining a boost pressure target for the turbocharger and comparing the same to an actual boost pressure to calcul...
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WO/2003/065135A1 |
There is described a method for controlling a system, for example a Diesel engine, that is subject to transient changes of target outputs. The target outputs specify outputs required from the system. 'Steady state' information is used to...
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WO/2003/052258A1 |
A kit for Diesel motor comprising a main gas oil supply line (37), said kit comprising a first group of components (1) able to be inserted into said main supply line, a second group of components (2a−2b) allowing to realise a first add...
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WO/2003/050401A1 |
A system and method for determining EGR flow in a multi-cylinder internal combustion engine (12) include determining specific heat of the exhaust gas based on current engine operating conditions and determining EGR flow rate based on the...
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WO/2003/027464A1 |
A method and a device for operating at least one turbocharger on an internal combustion engine are disclosed, whereby the control signal for at least one adjustment element on the turbocharger (wastegaste adjuster, electrical auxiliary c...
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WO/2003/025364A1 |
A system for controlling the temperature of an electric motor in an electric assisted turbocharger (10) that is coupled to an internal combustion engine (14) has a turbocharger (10) with an electric motor disposed within a motor housing ...
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