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Data Processing: Vehicles, Navigation, And Relative Location > Vehicle Control, Guidance, Operation, Or Indication > With Indicator Or Control Of Power Plant (e.g., Performance) > Internal-combustion Engine > Digital Or Programmed Data Processor > Control Of Air/fuel Ratio Or Fuel Injection Control Of Air/fuel Ratio Or Fuel InjectionControl Of Air/fuel Ratio Or Fuel Injection patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.11/30/06 - 20060271267 - Method of controlling an exhaust gas turbocharger In a method of controlling an exhaust gas turbocharger of an internal combustion engine charged by a compressor wherein as guide value for the control an operating point of the compressor is used, the operation of each cylinder bank of the internal combustion engine is controlled by dividing the total ... 11/16/06 - 20060259226 - Engine operation without cam sensor Disclosed herein are methods of cranking and/or operating an engine that eliminates the need for use of a cam sensor. The methods implemented with internal combustion engine comprising a plurality of cylinders whose firing sequence occurs over two revolutions of a crankshaft with a first set of cylinders comprising a ... 11/02/06 - 20060247840 - Engine control device and engine control method for straddle type vehicle An engine control device responsive to a rider's accelerator operation. Throttle opening is controlled such that engine torque increases in response to an increase in accelerator displacement for all engine speeds. At least when the engine speed is in a low-speed range, the engine torque approximates a maximum torque value ... 10/26/06 - 20060241847 - A method of torque control for an engine with valves that may be deactivated A method to determine and control engine torque in an internal combustion engine. The method may significantly reduce torque strategy calculations and the calibration complexity. ... 10/26/06 - 20060241846 - Method for operating a hydraulic actuator, especially a gas exchange valve of an internal combustion engine In an hydraulic actuator, a movement of an actuating element of the actuator is effected in that a working chamber of the actuator, with the aid of a valve device, is able to be selectively connected to, and disconnected from, a fluid reservoir in which pressurized hydraulic fluid is stored. ... 10/19/06 - 20060235602 - Electronic throttle control device of internal-combustion engine An electronic throttle control device of an internal-combustion engine includes an electronic control unit (ECU) having a judgment function portion that judges whether an engine control system and an engine driving condition are normal, and plural kinds of pre-set characteristic conversion coefficient maps used to compute a command value of ... 10/12/06 - 20060229794 - Controller A controller which is capable of improving the resolution and accuracy of control even when controlling a plant including a control region in which nonlinearities are temporarily very strongly exhibited and a control region in which the nonlinearities are hardly exhibited. A controller 1 which controls fuel pressure Pf of ... 08/03/06 - 20060173604 - Controller A controller which is capable of maintaining stability of a control system even if the dynamic characteristic of a controlled object temporarily changes sharply in the case where a controlled object model is used. An ECU of the controller calculates a first disturbance estimate by carrying out a low-pass filtering ... 06/08/06 - 20060122763 - Control system for engines having multiple combustion modes A system and method for modeling and controlling an internal combustion engine having multiple combustion modes. The in-cylinder condition is controlled by gas handling devices through both a feed forward and feedback path. The latter path includes an “in-cylinder condition estimator” and a non-linear controller. Fueling parameters are controlled by ... 04/27/06 - 20060089781 - Fuel consumption estimating unit of vehicle Parameters which change depending on driving method of a vehicle driver are inputted to a fuel consumption estimation model. This fuel consumption estimation model estimates fuel consumption of a vehicle based on the parameter. The fuel consumption of a vehicle estimated by the fuel consumption estimation model is outputted to ... 04/27/06 - 20060089780 - Control device for internal combustion engine An intake passage upstream of a throttle valve is divided into a plurality of intake divided-flow conduits, and air flow meters are arranged in the respective intake divided-flow conduits. The throttle opening is obtained, and a throttle valve passing-through air amount, which is an amount of air passing through the ... 04/06/06 - 20060074542 - Engine control system A control system for controlling a control target apparatus provided to an engine includes a main ECU and a sub-ECU. The main ECU calculates at least one operational command value according to an operational state of the engine. The at least one operational command value is used to operate the ... 03/30/06 - 20060069492 - Control device of internal combustion engine A control device able to find the intake air flow rate in an internal combustion engine having a plurality of intake passages upstream of a throttle valve is provided. The control device finds the intake air flow rate of the internal combustion engine by converting an output voltage of each ... 03/30/06 - 20060069491 - Control device for internal combustion engine A control device for an internal combustion engine comprises an air flow meter arranged in the intake passage. The air flow meter includes a main passage and a bypass passage and detects a flow rate of air flowing through the bypass passage to detect a flow rate of air flowing ... 03/23/06 - 20060064226 - Method and device for operating an internal combustion engine A device and a method for controlling an internal combustion engine are provided, in which a first actuating variable of at least one first actuating element is adapted on the basis of a comparison between a first cylinder-specific variable characterizing the combustion process in at least one cylinder and a ... 03/09/06 - 20060052930 - Air-hybrid and utility engine A dynamically re-configurable multi-stroke internal combustion engine, comprised of programmable computer processor controlled engine components for decoupling the four classic strokes of an internal combustion engine and electronically managing engine cylinder components including such cylinder components as electronically controllable valves, fuel injection and air fuel mixture ignition, allowing additional engine ... 03/02/06 - 20060047404 - Method and device for controlling an internal combustion engine A method and a device for controlling an internal combustion engine. The air quantity supplied to the internal combustion engine is controllable by a first actuator, and/or the fuel quantity supplied to the internal combustion engine is controllable by a second actuator in at least two operating modes. The operating ... 02/09/06 - 20060030996 - Method for controlling an internal combustion engine A method for controlling an internal combustion engine in which each cylinder of the internal combustion engine is assigned at least one system deviation and at least one controller, each controller predefining a cylinder-specific control signal on the basis of the assigned system deviation, is characterized in that at least ... 01/12/06 - 20060009902 - Computer controlled engine valve operation An electronic valve actuation system and control method is described. The valve timing is changed between early and late intake valve closing depending on engine operating conditions. Further, valve timing is adjusted to control engine airflow or engine torque. Finally, air-fuel ratio is adjusted based on feedback from an exhaust ... 01/05/06 - 20060004510 - Engine operation without cam sensor Disclosed herein are methods of cranking and/or operating an engine that eliminates the need for use of a cam sensor. The methods implemented with internal combustion engine comprising a plurality of cylinders whose firing sequence occurs over two revolutions of a crankshaft with a first set of cylinders comprising a ... 12/29/05 - 20050288845 - Method for the characteristic map-based obtention of values for a control parameter of an installation Disclosed is a method for the characteristic map-based obtention of values for at least one control parameter of an installation, particularly an internal combustion engine. According to the inventive method, support points for the control parameter, which provide a value for the control parameter, are defined across a range of ... 12/08/05 - 20050273242 - Method for optimizing characteristics map A method for optimizing characteristics maps for the control of an internal combustion engine in which a model of the internal combustion engine is first formed by measurements on the internal combustion engine. In the process, a dependency of output variables of the internal combustion engine on the characteristics maps ... 10/27/05 - 20050240336 - Evap canister purge prediction for engine fuel and air control In a system and a method for purging a vapor storage canister having adsorbed fuel vapor (or hydrocarbon vapor) by drawing air through the storage canister the storage canister being coupled with an engine having a system for controlling the amount of fuel provided to the engine, the amount of ... 10/13/05 - 20050228571 - Method for operating a combustion engine A method for operating an internal combustion engine is provided. By taking into account a setpoint temperature Tsetpoint of the internal combustion engine which depends on external and internal boundary conditions when controlling and/or regulating temperature-dependent functions of the internal combustion engine, fuel consumption and emission characteristics of the internal ... 10/06/05 - 20050222748 - Control strategy for lean nox trap regeneration A method for controlling regeneration of a lean NOx trap includes estimating an accumulated NOx in the lean NOx trap; determining whether the estimated NOx exceeds a first threshold value or a second threshold value; estimating the temperature of the lean NOx trap; determining whether the estimated temperature exceeds a ... 09/22/05 - 20050209768 - Power electronics circuit with voltage regulator for electromechanical valve actuator of an internal combustion engine A dual coil half bridge converter adapted to be coupled to a dual coil actuator of a cylinder valve in an internal combustion engine is described. In one example, the converter has a first and second capacitor and a voltage source, where the converter is actuated via switches to individually ... 09/15/05 - 20050203694 - Method for the torque-oriented control of an internal combustion engine A method for the torque-oriented control of an internal combustion engine in which a set torque is computed from an input variable that represents the desired power, and the set torque is limited to an air mass-dependent maximum torque. ... 09/08/05 - 20050197760 - In-cylinder air amount estimation apparatus for an internal combustion engine and estimation method thereof In an in-cylinder air amount estimation apparatus and an estimation method thereof, an average value of a pressure reduction amount that is an amount of reduction in a pressure in an intake pipe in plural opening/closing cycles is employed as a pressure reduction amount for calculating an excess air amount ... 09/08/05 - 20050197759 - Engine system and method with cylinder deactivation Various systems and methods are disclosed for carrying out combustion in a fuel-cut operation in some or all of the engine cylinders of a vehicle. Further, various subsystems are considered, such as fuel vapor purging, air-fuel ratio control, engine torque control, catalyst design, and exhaust system design. ... 08/25/05 - 20050187700 - System and method for diagnosing and calibrating internal combustion engines A method, system, and machine-readable storage medium for determining a predetermined operating condition of an internal combustion engine are disclosed. In operation, the method, system and machine-readable storage medium measure a cylinder pressure in at least one combustion chamber at a predetermined point in a combustion cycle. Next, the method, ... 08/25/05 - 20050187699 - Airflow variation learning using electronic throttle control A throttle area compensation system for use with an electronic throttle control of a vehicle includes a compensation datastore of compensation values indexed by pre-compensated throttle area. A compensation vector learning module receives a pre-compensated throttle area and at least one sensed vehicle condition, and informs the compensation datastore based ... 08/18/05 - 20050182553 - Dynamically reconfigurable internal combustion engine A dynamically re-configurable multi-stroke internal combustion engine, comprised of programmable computer processor controlled engine components for decoupling the four classic strokes of an internal combustion engine and electronically managing engine cylinder components including such cylinder components as electronically controllable valves, fuel injection and air fuel mixture ignition, allowing additional engine ... 08/18/05 - 20050182552 - System and method for transitioning between engine device schedules based on engine operating condition A method and system are provided for controlling a device in an internal combustion engine such as a spark plug, a camshaft actuator, an EGR valve actuator, etc. The method and system are designed to compensate for changes in environmental operating conditions of the engine not accounted for in control ... 08/11/05 - 20050177300 - Method of regulating an internal combustion engine A method of regulating an internal combustion engine, in particular involving a lean-burn mode of operation, for achieving predeterminable nitrogen oxide emission values from the internal combustion engine, wherein the actual value of the λ-value or the calorific value of a fuel-air mixture to be burnt in the internal combustion ... 08/11/05 - 20050177299 - Common composition engine control unit and voltage regulator A control unit assembly is disclosed including a housing, at least one processor to control operation of an engine, and a voltage regulator configured to regulate a voltage of at least one rail of the engine. The at least one processing unit and the voltage regulator reside on a common ... 06/30/05 - 20050143898 - Control device for multi-cylinder internal combustion engine and signaling device capable of providing same with information A control device for an engine, which includes a plurality of cylinders, an electronically controlled unit injector for injecting fuel into each cylinder, and an electronically controlled valve train for opening and closing an intake valve and an exhaust valve of each cylinder, comprises operating state detection means for detecting ... 06/23/05 - 20050137779 - Method for controlling a diesel engine with a common-rail injection system during regeneration of the particulate filter Method for controlling a diesel engine with a common-rail injection system and a particulate filter, comprising the steps of performing at least one main injection (PRE, MAIN, AFTER) of fuel into a cylinder of the engine, the fuel being intended to take part in combustion inside the cylinder, and performing ... 06/23/05 - 20050137778 - Computer method and apparatus for aircraft mixture leaning A computer implemented lean assist function monitors exhaust gas temperature in a plurality of cylinders in an engine along with fuel flow. The lean assist function automatically detects whether the pilot is leaning for best power or best economy and provides an indication to the pilot when the desired fuel ... ### FreshPatents.com Support |