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7062373 |
Misfire detection apparatus of internal combustion engine
A misfire detection apparatus of an internal combustion engine. The misfire detection apparatus includes an angle sensor for detecting rotation angle of the internal combustion engine, an ECU for...
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7051705 |
Control system parameter monitor
A control system parameter monitor determines a difference between a desired and estimated or measured parameter value, applies a weighting factor to the difference, and selects a control strategy...
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7050899 |
Slew rate revlimiter
A engine control device is disclosed for monitoring and controlling the RPM of an engine. The device restricts the over-revving of an engine due to a lack of resistance by monitoring the RPM and...
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7047124 |
Drive unit for motor vehicle
Drive unit for motor vehicles, comprising an internal combustion engine ( 2 ), an accelerator pedal and an electronic engine control unit ( 15 ) arranged for controlling engine torque and r.p.m....
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7047122 |
Extrapolation method for the angle-of-rotation position
A method is described for determining the angle-of-rotation position (φ) of a shaft of an internal combustion engine, in particular a crank angle (φ) of a crankshaft, information at least about...
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7047125 |
Internal combustion engine performance calibration systems
A system is provided for estimating an operational parameter of a first engine, the first engine including a rotatable crankshaft. The system includes a model for estimating the operational...
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7035729 |
Method for controlling the speed of a torque-controlled internal combustion engine
A method for controlling the speed of a torque-controlled internal combustion engine in which the generation of the drive torque is regulated by actuators which are controlled from a control value...
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7025043 |
Method for balancing the torque generated by the cylinders of an internal combustion engine, in particular a direct-injection diesel engine provided with a common rail injection system
A method for balancing the torque generated by the cylinders of an internal combustion engine comprising the stages of: determining for each cylinder quantity which indicates the torque generated...
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7027907 |
Sequence scheduling control for a fuel injected engine
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...
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7027908 |
Method and device for controlling an internal combustion engine on a vehicle
A method and a device for controlling an internal combustion engine of a vehicle, in which a performance quantity of the internal combustion engine or of the vehicle is limited to a predefined...
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7021259 |
Variable valve control apparatus and method in internal combustion engine
In an internal combustion engine, which is provided with a variable valve mechanism that varies an open/close characteristic of an intake valve, a target open/close characteristic of the intake...
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7012514 |
System for facilitating the launch of a drag racing vehicle
A performance enhancement system incorporating a controller, an engine tachometer and a visual indicator light which illuminates within a predetermined range of engine RPMs and which may be...
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7010417 |
System and method for determining maximum available engine torque
In one embodiment, a system for determining maximum available engine output torque includes an engine speed sensor and a control computer produce a fueling command for fueling an internal...
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7006910 |
Engine power loss compensation
A method and apparatus for determining a parameter associated with a delivery of fuel in an engine. The method and apparatus includes determining an initial parameter value associated with the...
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6999864 |
Apparatus and method for estimating residual gas amount of internal combustion engine, and apparatus and method for controlling intake air amount of internal combustion engine using estimated residual gas amount
In an internal combustion engine provided with a variable valve mechanism that variably controls at least an operating characteristic (valve lift amount and the like) of an intake valve, a valve...
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6993426 |
Method of engine overspeed protection by inhibiting operator throttle input
An engine control practices a method for engine control including detecting an overspeed indication selectively settable in the vehicle, responding to the threshold speed operation, and inhibiting...
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6978768 |
Acceleration control method for engine
To provide an acceleration control method for an engine, which determines the accelerating state appropriately without a sensor, a mechanism, or the like specially added for determining the...
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6975934 |
Control system for correcting a torque variation of an engine
The present invention provides a control system for an internal combustion engine for detecting a torque variation based on a rotational speed of the engine and suppress the torque variation. The...
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6973383 |
Control apparatus and method for automatically stopping and starting internal combustion engine mounted in vehicle
An engine is automatically stopped when a predetermined amount of time has passed with a predetermined stopping condition being fulfilled, even if learning is not yet complete, when an automatic...
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6969341 |
Engine deceleration control system
An engine deceleration control system for an internal combustion engine of a vehicle is arranged to prohibit correcting an air quantity supplied to the engine when an elapsed time period from a...
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6968268 |
Misfire detector for an internal combustion engine
A misfire detector calculates the engine speed fluctuation quantity Δωn for a predetermined period of time on the basis of the average engine speed on, which is the reciprocal of the time T 120 n...
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6959691 |
Device and method for controlling air volume during idle operation
To permit easy and adequate setting of a gain in an internal combustion engine (hereinafter be called an “engine”) for the surer stabilization of an idle speed, the present invention provides a...
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6959254 |
Method and device for controlling and/or diagnosing a control system that influences a mass flow
A method and a device are proposed for controlling and/or diagnosing a control system influencing a mass flow. In this context, a correction value is calculated, which corrects the controlling, or...
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6959242 |
Engine fuel injection control device
A spark ignition engine ( 2 ) has a fuel injector ( 8 ) in an intake port ( 7 ). An engine rotation speed sensor ( 9 ) detects the rotation speed of the engine ( 2 ). The controller ( 1 )...
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6957140 |
Learned airflow variation
A throttle control system for a vehicle includes a driver input that generates a control signal and a control module that generates a throttle control signal based on the control signal. The...
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6950741 |
Plant controller for frequency-shaping response-designating control having a filtering function
A plant controller controls a plant modeled in a discrete-time system. The controller uses a frequency-shaping response-designating control algorithm having a filtering function to cause a...
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6947824 |
Engine RPM and torque control transition
Internal combustion engine control is generally in accordance with RPM and torque modes. Transition from RPM to torque control is accomplished by employing a mass airflow term accounting for any...
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6947827 |
Engine idle stop control system for vehicles
An engine 1 is stopped according to conditions when a vehicle has stopped, and the engine 1 is started by starting a motor/generator 2 when a request to restart the engine 1 which has...
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6947825 |
Fuel injection quantity control device for diesel engine
The present invention provides a fuel injection quantity control device for a diesel engine, having injection quantity determination unit for determining the required fuel injection quantity based...
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6944532 |
System for controlling an internal combustion engine in a fuel efficient manner
A system for controlling an engine in a fuel efficient manner includes a memory having stored therein an engine output characteristics map bounded by a maximum engine output curve. The map defines...
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6937930 |
Transmission control system
An apparatus controls a vehicle having an engine including a throttle having a throttle position sensor, the throttle being adjustable to vary the speed of the vehicle, a transmission having an...
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6934619 |
Engine transient detection and control strategy
Engine speed data (N) and engine fueling data (MFDES) are processed to develop rate-of change data values for both engine fueling (FUELING_DIFFERENCE_FILTERED) and engine speed (ENGINE...
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6931317 |
Methods and devices for determining a correction value for a measured segment time
A method and device for determining a correction value for a measured segment time, which a shaft of an internal combustion engine, in particular a crankshaft, needs in order to rotate about a...
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6928360 |
Method and arrangement for monitoring an air-mass measuring device
An arrangement for monitoring an air-mass measuring device ( 1 ) includes an electrically driven compressor ( 10 ) in an air supply of an internal combustion engine ( 5 ). The arrangement makes...
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6922627 |
Detection of engine rotation speed in spark ignition internal combustion engine
A spark ignition internal combustion engine ( 2 ) performs ignition within a fixed ignition crank angle range. The operation control device comprises a programmable controller ( 1 ) and a unit...
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6917873 |
Control of multiple supercharged compression ignition engines having EGR
A vehicle system controls a compression ignition internal combustion engine equipped with a supercharger system including a plurality of superchargers. The compression ignition internal combustion...
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6912457 |
Method and device for controlling a vehicle
A method and a device for controlling a vehicle, in which a coordinator forms an acceleration variable for the drive train and/or a setpoint acceleration variable that is realized by the brake...
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6901910 |
Method and device for controlling a drive unit
A method and an arrangement for controlling the drive unit of a vehicle are suggested. A decentral torque coordination is provided. In addition to the resulting input quantity of the first...
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6904357 |
Method and arrangement for controlling the output the quantity of a drive unit of a vehicle
A method and an arrangement control the output quantity (NMOTACT) of a drive unit ( 1 ) of a vehicle. The method and arrangement make possible a time-optimal control strategy especially during a...
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6898509 |
Method of controlling an internal combustion engine
A method of controlling an internal combustion engine is provided, in which at least two operating states are differentiated, at least one operating variable of the engine being controlled, a...
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6898512 |
Overspeed shut down test for electronically controlled engine
A method of testing a shut down system for an electronically controlled diesel engine including the steps of changing the primary or main rating to a test rating that runs at reduced nominal...
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6898507 |
Vehicle speed control system
A vehicle speed control system includes a first electronic control unit for transmitting a difference between actual and target vehicle speeds and control constants that vary depending on the...
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6898510 |
Method of controlling an internal combustion engine
In a method of controlling an internal combustion engine, at least one operating variable is controlled, a pre-control ignition timing efficiency is formed as a function of operating parameters of...
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6895930 |
Adaptive power control for vehicle engine
An engine management system monitors driving habits of a vehicle operator over time to generate a driver profile. The driver profile is used to adjust available engine power to more closely match...
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6895326 |
Computer readable storage medium and code for adaptively learning information in a digital control system
A method for adaptively learning is described that effectively and efficiently uses large amounts of data. Specifically, in one example, a scheme is described for determining whether to use data to...
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6892130 |
Method for detecting rotational speed
In a method for detecting rotational speed of an internal combustion engine ( 1 ), a sector wheel ( 4 ) which is driven by the internal combustion engine ( 1 ) is scanned, the throughflow of a...
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6886786 |
Engine thrust management—new design architecture
An engine thrust management system comprising an engine control device, an aircraft flight manual, a flight management device and a cockpit instrument device. The engine control device is operable...
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6885933 |
Signal correcting device
An arrangement for correcting a signal (S) is suggested which contains a signal evaluation ( 28 ), which determines a characteristic variable of the input signal (US) of a controller ( 26 ) and/or...
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6882926 |
Method and device for controlling an internal combustion engine
A method and a device for controlling an internal combustion engine using at least two control units. One engine rotation is divided into a predefined number of subsegments of equal length. One or...
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6879902 |
Accelerator opening setting apparatus, method thereof and motor vehicle equipped with the apparatus
When the vehicle speed is within a range equal to or greater than a threshold value in which the vehicle is often cruised, a cruising accelerator opening is set as an accelerator opening needed to...
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