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Patent Searching and Data


Matches 551 - 600 out of 16,358

Document Document Title
WO/2003/014552A1
The invention relates to a method for adjusting a device (1) which essentially consists of a lambda 1 internal combustion engine (2), a fuel induction line (3), a supplemental unit (9) arranged in the induction line (3) for compressing a...  
WO2002090744A3
The controller (41) selects premixed combustion or diffusive combustion of the diesel engine (1) based on the running state detected by a sensor (33, 34) (S4, S5). The controller (41) calculates the target oxygen concentration and the ta...  
WO2001066925A8
An exhaust gas recirculation (EGR) system for an engine with a variable geometry turbocharge (18) incorporates a master rotary electric actuator (REA) (50) with a microprocessor controller (53) receiving condition signals (46, 48a-e) fro...  
WO/2003/012273A2
The invention relates to a method of stopping and restarting an internal combustion engine with indirect injection. In order to stop the engine in a pre-determined position that facilitates the restart of the engine, the rotation speed a...  
WO/2003/008787A1
A turbocharger (32) creates intake manifold boost for a diesel engine (10). At times, exhaust valve opening is increasingly retarded in relation to the engine operating cycle to cause the turbocharger (32) to increase boost, engine fueli...  
WO/2003/001038A1
A regenerative control method for regenerating a continuous regenerative diesel particulate filter device (1) capable of regenerating a filter (4) by efficiently removing PM while suppressing the deterioration of fuel consumption and pre...  
WO2002073019A3
The invention relates to a method for operating an internal combustion engine, in which one operational parameter of said engine is modified in accordance with emission values of the exhaust gas to influence the emission values. Accordin...  
WO/2002/095210A1
A method for fuel injection in a four-stroke combustion engine (1) of piston-and-cylinder type with compression ignition, whereby a specified fuel quantity is supplied to a combustion chamber (2) for each working cycle, and whereby EGR g...  
WO/2002/095203A1
The present invention is directed to engine braking systems (10) and methods for producing a bleeder braking event in an internal combustion engine. The present invention is further directed to systems and methods for providing improved ...  
WO/2002/095205A1
A method and a device for operating at least two units are disclosed, whereby the control of both units is achieved depending on a changing control signal, by means of a clock module with a power output stage. The control is switched fro...  
WO/2002/090731A1
A particulate filter (22) is disposed in an exhaust passage in an internal combustion engine. Whether or not the property of fine particles deposited on the particulate filter (22) has changed to that less likely to be oxidized than that...  
WO/2002/090744A2
The controller (41) selects premixed combustion or diffusive combustion of the diesel engine (1) based on the running state detected by a sensor (33, 34) (S4, S5). The controller (41) calculates the target oxygen concentration and the ta...  
WO/2002/086297A1
The present invention relates to a method of operating a four-stroke internal combustion engine comprising the steps of: closing an exhaust valve (16) prior to the end of the exhaust stroke to trap combusted gases in a combustion chamber...  
WO/2002/077434A1
The invention relates to two methods for controlling a fuel metering of a direct-injection internal combustion engine (10) in a multiple injection operating mode according to which at least two fuel injections into a cylinder (12) are ca...  
WO/2002/077430A1
The invention relates to a method for controlling a temperature of a catalyst system (14, 16) located in an exhaust duct (12) of an internal combustion engine (10) in a motor vehicle. Said system comprises at least one primary catalyst (...  
WO2002055856A3
The present invention provides a method and apparatus for controlling an internal combustion engine. The engine includes a variable flow exhaust gas recirculation (EGR) system. The method includes providing a variable geometry turbocharg...  
WO/2002/075137A1
The invention relates to a method for at least temporarily increasing an exhaust gas temperature of a spark-ignition, direction injection internal combustion engine (10) involving at least one measure, which is executed by the engine, wh...  
WO/2002/073019A2
The invention relates to a method for operating an internal combustion engine, in which one operational parameter of said engine is modified in accordance with emission values of the exhaust gas to influence the emission values. Accordin...  
WO/2002/070882A1
The invention relates to a control arrangement and to a control method for an internal combustion engine that is operated with a cylinder with an inlet and an outlet valve with fully variable valve drive. The control arrangement accordin...  
WO/2002/068809A1
An exhaust gas recirculating system forming an exhaust gas recirculating engine capable of stably, properly, and safely reducing harmful substances by controlling the EGR rate or the content of NOx in exhaust gas of an EGR engine, compri...  
WO2002052137A3
The invention relates to a method for controlling an internal combustion engine with a fuel injection system which can comprise, in addition to a main injection quantity, an additional amount of pre-injected and/or post-injected fuel for...  
WO/2002/063164A1
The invention concerns a method which consists in: a) emitting a series of sparks into a cylinder (1) of the engine, filled with an air/fuel mixture to be ignited, at predetermined successive times; b) identifying the one spark which ini...  
WO/2002/061254A2
A closed-loop actuator control system includes a single PI controller for controlling one or more actuators to minimize an error between an engine operating parameter value and a reference parameter value. In multiple actuator systems, t...  
WO/2002/055857A1
The invention relates to a method for heating up a catalyst in combustion engines with direct fuel injection comprising, the following steps: increasing the air change by simultaneously shifting the ignition to post-ignition, testing whe...  
WO/2002/055856A2
The present invention provides a method and apparatus for controlling an internal combustion engine. The engine includes a variable flow exhaust gas recirculation (EGR) system. The method includes providing a variable geometry turbocharg...  
WO/2002/053885A1
A method of removing sulfur from a NOx-trap composition positioned downstream and/or on an electric heater in a diesel exhaust system comprises the step of periodically heating the electric heater when the exhaust gas composition is lean...  
WO/2002/053891A1
A method and device for controlling an internal combustion engine with an exhaust treatment system are disclosed. A parameter (B), characterising the state of the exhaust treatment system is determined from at least one operating paramet...  
WO2002044537A8
An internal combustion engine using variable compression ratio and variable fuel supply to one of two combustion chambers is presented. Varying the compression ratio is accomplished by changing the volume of a single combustion chamber (...  
WO/2002/052143A1
An exhaust gas recycling device allowing the exhaust system of an internal combustion engine to communicate with the downstream side of a throttle valve in an intake system through an exhaust gas recycling passage, wherein the opening of...  
WO/2002/052137A2
The invention relates to a method for controlling an internal combustion engine with a fuel injection system which can comprise, in addition to a main injection quantity, an additional amount of pre-injected and/or post-injected fuel for...  
WO/2002/052139A1
The invention relates to a first method for determining a value that characterizes an injection quantity in an internal combustion engine of a motor vehicle when in a hot-start situation. According to this first method, fuel coming from ...  
WO/2002/049868A1
The invention relates to a method for operating an internal combustion engine (10) that is installed in a motor vehicle. Said engine, which comprises controlled intake and discharge valves, is coupled in a fixed manner to an electric mot...  
WO/2002/048528A1
The invention relates to an internal combustion engine (1) which can be operated with different fuels which have different energy densities, e.g., petrol or natural gas. The invention provides that in order to balance the different outpu...  
WO/2002/048531A1
A controller of an internal combustion engine having a variable valve system for varying the opening area (valve lift) or a working angle (valve opening period) of at least one of an intake valve and an exhaust valve, wherein a cylinder ...  
WO/2002/044537A1
An internal combustion engine using variable compression ratio and variable fuel supply to one of two combustion chambers is presented. Varying the compression ratio is accomplished by changing the volume of a single combustion chamber (...  
WO2001073288A3
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...  
WO/2002/029222A1
An internal combustion engine (10) is operated by a method, according to which petrol is directly injected into a combustion chamber (12). The injection takes place at least temporarily in such a way that in association with a correspond...  
WO2001044644A3
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...  
WO2001086127A3
A method and internal combustion engine (10) operable in a premixed charge compression ignition mode, comprising a combustion chamber (16), an intake system (18) for delivering air intake, a mixing device that mixes a first fuel (23) wit...  
WO2001086126A3
A multi-mode internal combustion engine (10) and method of operating the engine (10) is provided which is capable of operating in a variety of modes based on engine operating conditions to enhance fuel efficiency and reduce emissions. Th...  
WO2001086128A3
An internal combustion engine (10) operable in a premixed charge compression ignition mode and a method for operating the engine (10), the engine (10) including an engine body (12) with a piston assembly (14), a combustion chamber (16) f...  
WO2001086125A3
A novel and improved engine and method are provided which includes a premixed charge compression ignition engine (10) capable of operating over a wide load range without the need to vary the IMT beyond easily achievable or desirable temp...  
WO/2002/020964A1
The invention relates to a method for operating an internal combustion engine, and to a corresponding device. According to the invention, a combustion of a fuel in a fuel-air mixture introduced into a cylinder occurs inside at least one ...  
WO/2002/020963A1
The invention relates to a method and corresponding device for operating an internal combustion engine, according to which a combustion of the fuel in a fuel-air mixture introduced into a cylinder occurs inside at least one cylinder. In ...  
WO/2002/020961A1
The invention relates to a method for determining the fuel content of a regeneration gas during the regeneration of a fuel vapour accumulator in internal combustion engines with direct fuel-injection and a lean-burn operation (shift oper...  
WO/2002/018768A1
The invention relates to a method for compensating for incorrect adaptations of the precontrol of the fuel metering of an internal combustion engine that is operated in at least two operating modes, namely homogeneous normal operation an...  
WO/2002/018757A1
The invention relates to a method for controlling the compression ratio $g(e) of a supercharged internal combustion engine. The internal combustion engine is provided with a control device in which a maximum end compression temperature T...  
WO/2002/010586A1
Amongst other things, a device is disclosed, with a monitoring circuit for an anti-knock regulator and with a control circuit (10), which, dependent upon the output signal (f) of the monitoring circuit, introduces alternative measures on...  
WO2001044641A3
The invention relates to a method for controlling the boost pressure on an unsteady-running piston internal combustion engine with a turbocharger. According to the inventive method, a blow-off valve, which is connected upstream from the ...  
WO2001053680A3
The invention relates to a method and a device for shutting off the cylinders on a combustion engine (10), especially of a vehicle, comprising a control unit (15) which is in operative working contact with the cylinders (11, 12, 13, 14) ...  

Matches 551 - 600 out of 16,358