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WO/2001/096725A1 |
The invention relates to an internal combustion engine (1), especially for an automobile, in which the fuel can be directly injected into a combustion chamber (4) in at least two operating modes and in which the gas can be delivered to s...
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WO/2001/090558A1 |
An electronic control unit for an internal combustion engine having a fuel injection system and an ignition system including: timing determination means (2) for determining timing sequences for injection events of the fuel injection syst...
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WO/2001/079676A1 |
A method and device for the operation of a drive unit on a vehicle are disclosed, whereby a set value is given and an actual value corresponding to the set value is determined. The set value is thus filtered in at least one operating sit...
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WO/2001/073288A2 |
The invention relates to a method and to a device for controlling the idle operation of a drive unit. According to the inventive method, a control unit influences the advance angle of an internal combustion engine on the basis of a devia...
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WO/2001/066938A1 |
An internal combustion engine, wherein fuel injection nozzles (6) and spark ignition plugs (7) are disposed in combustion chambers (5), self-ignitable premixed air-fuel mixture is formed in the combustion chambers in the stratified form ...
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WO/2001/066921A1 |
The geometry of the exhaust gas turbocharger turbine (4) located in the exhaust gas channel (3) of the internal combustion engine (1) is variable. The boost pressure (pld) can therefore be regulated by changing the turbine geometry. The ...
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WO/2001/061176A2 |
An engine management system for an internal combustion engine. The engine management system comprises an engine control system calculating an engine operating control value, a palm-size computer transportable relative to the engine contr...
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WO/2001/061171A2 |
A control assembly is described in relation to the control of a non linear system by a linearly controlled arrangement. In particular an event based control system is employed to overcome the problem of non linear torque control in spark...
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WO/2001/061177A2 |
A method and control apparatus for an internal combustion engine that allows an operator to calibrate engine performance relative to an engine operating characteristic. The control apparatus comprises a base engine control map that corre...
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WO/2001/050015A2 |
The method serves for the operation of an Otto-cycle internal combustion engine with fuel injection on a cold start and is characterised by the following steps: retarding adjustment (13) of the ignition angle to a cold start value, for a...
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WO/2001/044644A2 |
The invention relates to a method and device for controlling the drive unit of a vehicle. The invention provides that in addition to the default quantity for an output quantity of the drive unit, an additional specified quantity is provi...
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WO/2001/023726A1 |
An electronic control unit (10) of an internal combustion engine (1) sets a target throttle valve opening based on the manipulated variable of an accelerator pedal and starts an electronic-controlled throttle valve (16) driving after a p...
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WO/2001/023734A1 |
The operation of internal combustion engines in unfavorable operating conditions can cause deposits to form in the combustion chamber (4). The invention relates to a method and a device for operating an internal combustion engine (1), es...
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WO/2001/012965A1 |
A method is disclosed for controlling an internal combustion engine to cause a premixed intake charge to auto-ignite when the engine is operating under part load conditions. In the invention, a combustion chamber is monitored to determin...
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WO/2000/072946A1 |
An engine management system (36) regulates the quantity of fuel supplied to the cylinders of an internal combustion system having an NOX trap (38) in its exhaust. The NOx trap (38) contains materials which absorb NOx produced during lean...
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WO/2000/071875A1 |
According to the inventive method for operating a four-stroke reciprocating internal combustion engine with alternating compression ignition and externally supplied ignition, fuel is injected directly, fresh gas is supplied and waste com...
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WO/2000/061934A1 |
The invention relates to an internal combustion engine (1), more particularly an internal combustion engine for a motor vehicle, which is fitted with an injection valve (8) by means of which fuel can be directly injected into a combustio...
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WO/2000/052316A1 |
A method and apparatus for optimizing desired operational characteristics of an engine having a positionable throttle and a plurality of cylinders wherein data representing the same gross amount of fuel to be injected into all of the cyl...
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WO/2000/043670A1 |
The present invention relates to a device for suppressing engine knocking in an internal combustion engine. Said device comprises a detector for detecting the respective operating parameters in the internal combustion engine. The device ...
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WO/2000/028197A1 |
Four-stroke internal combustion engine with electrically operated inlet and exhaust valves (9, 11) and means for supplying a homogeneous fuel/air mixture to the engine cylinders (1). The valves are controlled by a control unit (15), whic...
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WO/2000/009876A1 |
An engine combustion control device which provides, for improvement in an engine fuel efficiency and an emission control, an optimum combustion by detecting a combustion pressure in a cylinder and controlling an exhaust reflux rate, an i...
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WO/2000/008329A1 |
A catalyst light-off device for a direct injection engine comprises a temperature state identifier (31) for judging the temperature state of a catalyst (22) for converting exhaust gases, a fuel injection controller (33) for controlling f...
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WO/2000/003134A1 |
An internal combustion engine, wherein a fuel injection valve (6) and an ignition plug (7) are disposed in a combustion chamber (5), fuel is injected from the fuel injection valve (6) at the end of a compression stroke, the amount of soo...
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WO/1999/064737A1 |
The invention relates to a method for detecting misfire in a piston combustion engine with electromagnetic valve gears which can be variably controlled by means of an electronic engine control that also performs load-dependent control du...
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WO/1999/049196A1 |
The present invention relates to a method of operation for an internal combustion engine (1), and more precisely for a motor vehicle, in which a lean air-fuel mixture is supplied to the combustion chamber (4) during a first operation mod...
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WO/1999/046497A1 |
The invention concerns a method for estimating the positive loop torque of an engine with ignition controlled by computing the mean pressure indicated by the positive loop of the pressure cycle in the cylinder according to said cylinder ...
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WO/1999/020882A1 |
The invention relates to an internal combustion engine (1), especially for a vehicle, provided with an injection valve (8) intended to inject fuel directly into a combustion chamber (4) delimited by a piston (2), either in a first operat...
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WO/1999/013207A1 |
The invention relates to a method and a device for controlling a drive unit of a vehicle. A nominal torque value or nominal power value is produced on the basis of a driver request and then used to control the drive unit. A maximum allow...
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WO/1999/010643A1 |
A conversion system for converting a spark ignition engine to operate on gaseous fuel is disclosed. The conversion system includes an electronic controller which operates on several novel principles to provide superior performance/respon...
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WO/1999/006685A1 |
The invention concerns a method for correcting a fuel injection internal combustion engine (1) torque jerks comprising an electronic engine control system (7) determining according to the engine operating conditions, the engine control p...
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WO/1998/007969A1 |
A two-stroke internal combustion engine includes a combustion chamber (25), a piston (21) operable to pump air unmixed with fuel into the combustion chamber, a fuel injector (31) for injecting fuel unmixed with air directly into the comb...
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WO/1998/003784A1 |
The invention concerns a method of controlling injection in a high-speed two-stroke fuel-injection internal combustion engine (10). According to this method, the operating behaviour is optimized even for compact small-size engines in tha...
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WO/1997/049152A1 |
An internal combustion engine that burns fuel from a fuel source, and an engine including a block assembly with a piston cylinder, a combustion chamber connected to the piston cylinder, and an air/fuel mixing area that communicates with ...
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WO/1997/043531A1 |
The invention concerns a method and device for controlling a motor vehicle internal combustion engine, according to which a desired torque value is predetermined and divided into at least two desired values, which are used to adjust the ...
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WO/1997/040998A1 |
The invention relates to a process for setting a driving torque in a motor vehicle, in particular torque setting within the scope of traction control. At least two controllable actuators are provided to control the driving torque, said a...
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WO/1997/033082A1 |
A device for controlling a cylinder fuel injection type internal combustion engine for controlling the fuel injection timing, ignition timing, and EGR percentage. The object is to stabilize the combustion while improving the fuel efficie...
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WO/1997/013973A1 |
The proposal is for a process and a device for controlling an internal combustion engine in which a predetermined number of cylinders is cut out in predetermined operating conditions to reduce consumption and pollutant emission. Besides ...
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WO/1997/012138A1 |
A method of controlling the introduction of a fuel/gas mixture to a combustion chamber of an internal combustion engine by an injection means (29) comprising a fuel metering means (30) and a gas delivery injector (31) wherein, under cert...
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WO/1997/005379A2 |
A process for controlling the ignition in an internal combustion engine with a device for injecting fuel into a combustion chamber of said engine, in which a control signal for the injection process and a control signal for the ignition ...
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WO/1996/036802A1 |
A control device for cylinder injection and spark ignition type internal combustion engines that is provided for switching fuel injection modes of the engine without causing misfire and smoke, deteriorating the exhaust emissions and fuel...
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WO/1996/035874A1 |
The proposal is for a process and a device for controlling the torque of an internal combustion engine in which, at least when idling, the internal combustion engine is run at an operating point so that there is a predetermined torque re...
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WO/1995/034752A1 |
A control system for an engine adapted to operate either with gasoline injection or with methane or LPG injection, comprises a main electronic control unit (3) for controlling the gasoline injectors (1) and the ignition system (5) and an...
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WO/1995/031638A1 |
A method for comprehensive integrated control of an internal combustion engine, such as a compression-ignition engine, utilizing an electronic control module (20) is disclosed. The control strategy integrates various functions of engine ...
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WO/1995/030827A1 |
The invention relates to a control system for an internal combustion engine (100). The control system of the invention enriches the air/fuel mixture supplied to the engine (100) when a signal directly or indirectly giving the efficiency ...
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WO/1995/024550A1 |
A process and device are disclosed for controlling the driving power of a vehicle. The air/fuel ratio of the air and fuel supplied to the driving unit, the advance angle and/or the fuel supply to individual cylinders are influenced on th...
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WO/1995/018298A1 |
A control device of a lean burn engine comprises an electronic control unit, and when the driving condition starts shifting from a stoichiometric driving to a lean driving, this unit (10) obtains from a map a basic opening (DO) and a tar...
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WO/1995/012062A1 |
A process and device are disclosed for controlling exhaust gas temperature in an internal combustion engine (10) with pinking regulation by modifying the air/fuel mixture supplied to the engine depending on retarded ignition adjustments ...
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WO/1995/002118A1 |
A control device in an internal combustion engine, interlocking with a device to generate swirls in a combustion chamber of the internal combustion engine by allowing bypass paths bypassing a throttle valve which adjusts taken-in air flo...
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WO/1994/017293A1 |
A method of operating an internal combustion engine comprising retarding the ignition of a gas/fuel mixture within at least one cylinder of the engine to after top dead centre (ATDC) in respect of the combustion cycle of said at least on...
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WO/1994/008134A1 |
A controlling device for an engine capable of performing an operation in which some of the cylinders are operated by stopping fuel supply to some of the cylinders under a specific operating condition when mounted on an automobile, in par...
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