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| Number | Title | Issue Date |
| 8175787 | Electrical fuel transfer pump diagnostic An engine control system having primary and secondary fuel tanks comprises a fuel monitoring module and a transfer pump (TP) diagnostic module. The fuel monitoring module determines a measured fuel level of the secondary fuel tank based on a fuel level signal receiv... | 05/08/2012 |
| 8170772 | Method of reducing icing-related engine misfires A method of reducing icing-related engine misfires during operation of a vehicle is provided. The vehicle can include an engine and an engine control unit operable for at least partially controlling operation of the engine. The vehicle can further include a pluralit... | 05/01/2012 |
| 8160800 | System and method of fan control A method to operate a vehicle equipped with an electronic controlled internal combustion engine. The engine fan is used as a dynamic fan brake when the vehicle exceeds a minimum predetermined operating parameter for a predetermined period of time, and is disabled on... | 04/17/2012 |
| 8126631 | Apparatus and method for fuel flow rate, fuel temperature, fuel droplet size, and burner firing rate modulation An apparatus and method for precisely, quickly and substantially uniformly controlling a combustion system by a transfer of heat to a fluidic fuel along a heat/fuel interface having a large surface area substantially immediately prior to the mixing of the fuel with ... | 02/28/2012 |
| 8041495 | Optimal engine operating power management strategy for a hybrid electric vehicle powertrain A method is disclosed for managing power in a hybrid electric vehicle powertrain having multiple components, including at least two of a group comprising an engine, a motor, a generator and a high voltage battery. Power losses in the individual components are comput... | 10/18/2011 |
| 7991533 | Adaptive reductant dosing and emission control strategies The present disclosure relates to a method or apparatus for controlling reductant dosing level introduced to a selective catalytic reduction device. The method or apparatus may determine available reductant and determine a distance to a source of reductant. This may... | 08/02/2011 |
| 7974762 | Self tuning cylinder pressure based heat release computation A method for automatic, heat release computation in a piston engine, comprises the steps of: measuring a cylinder pressure as a function of crank angle (see FIGURE), based on said measurement; calculating a first polytropic exponent for a compression stroke (in M), ... | 07/05/2011 |
| 7953539 | Torque split strategy for a belt alternator starter (BAS) hybrid A torque control system may include a first module that determines an internal combustion engine (ICE) torque command and an electric machine (EM) torque command based on a propulsion torque request. The torque control system may also include a second module that de... | 05/31/2011 |
| 7853393 | Method and device for operating an internal combustion engine In an internal combustion engine with several cylinders, at least one cylinder is configured as a reference cylinder to which an active cylinder pressure sensor is allocated. A passive cylinder pressure sensor is allocated to each of the remaining cylinders. At leas... | 12/14/2010 |
| 7822527 | Method and device for transmitting an identifier for the type of a generator to a control unit of a motor vehicle A method for transmitting an identifier for the type of a generator from the regulator of the generator to a control unit of a motor vehicle having the following steps: detection of a starting process of the motor vehicle and automatic transmission of the identifier... | 10/26/2010 |
| 7801662 | Optimal engine operating power management strategy for a hybrid electric vehicle powertrain A method is disclosed for managing power in a hybrid electric vehicle powertrain having multiple components, including an engine, a motor, a generator and a high voltage battery. Power losses in the individual components are computed. An engine speed corresponding t... | 09/21/2010 |
| 7797096 | Torque estimation of engine driven generator An engine control system for an engine that drives a generator includes a temperature sensor that generates a temperature signal and a control module that determines a generator torque based on an engine speed and a generator characteristic. The control module deter... | 09/14/2010 |
| 7783407 | Method and device for monitoring the dilution of the lubricating oil by the fuel in an internal combustion engine The invention relates to a method of determining the rate of dilution of the lubricating oil by the fuel in an internal combustion engine. The invention is characterized in that it comprises the following steps consisting in: marking either the lubricating oil or th... | 08/24/2010 |
| 7774124 | Method for determining the composition of a fuel blend The invention relates to a method for determining the composition of a fuel blend from a first and at least a second fuel to operate an internal combustion engine with at least one combustion chamber, wherein fuel blends of different composition combust at different... | 08/10/2010 |
| 7747375 | Method for operating a hybrid drive and device for carrying out said method A procedure to operate a hybrid-electric power train and a device to implement the procedure are proposed. The hybrid-electric power train contains at least one internal combustion engine and at least one electromotor, which together supply a drive torque, respectiv... | 06/29/2010 |
| 7725237 | Control apparatus A control apparatus which is capable of ensuring both high-level stability and accuracy of control and reducing manufacturing costs thereof and computation load thereon, even when controlling a controlled object having extremal characteristics or a controlled object... | 05/25/2010 |
| 7669120 | Method and system for encoding a mark-up language document A method and system for encoding a mark-up language document is provided, in which, the structure of the mark-up language document is condensed by removing those parts of the structure that are fixed, and by expressing the variable parts of the structure in terms of... | 02/23/2010 |
| 7650218 | Apparatus, system, and method for preventing turbocharger overspeed in a combustion engine An apparatus, system, and method are disclosed for preventing turbocharger overspeed in a combustion engine. The method includes determining a turbocharger error term as a difference between a nominal turbocharger maximum speed and a current turbocharger speed. The ... | 01/19/2010 |
| 7650219 | Reserve torque management for engine speed control An engine control module comprises a base reserve module, a power steering reserve module, a reserve torque module, first and second engine actuator modules, and an engine speed control module. The base reserve module determines a base reserve torque. The power stee... | 01/19/2010 |
| 7647154 | Method and control architecture for optimization of cylinder deactivation selection and engine input torque for a hybrid powertrain system A method and article of manufacture are provided for operating an internal combustion engine adapted to transmit torque to a hybrid transmission. The method comprises determining engine input torque transmittable to the hybrid transmission for a plurality of engine ... | 01/12/2010 |
| 7631710 | Hybrid vehicle and control method of the same In the case where predetermined abnormality detection performed with operation of an engine, such as abnormality detection of a fuel system and an ignition system of the engine and various sensors, has not been completed (in the case where an abnormality detection c... | 12/15/2009 |
| 7623953 | Integrated regeneration and engine controls A method to integrate engine and exhaust aftertreatment control may include connecting an engine controller to an aftertreatment controller using a common data link protocol to provide a bidirectional data flow between the engine controller and the aftertreatment co... | 11/24/2009 |
| 7593804 | Fixed-point virtual sensor control system and method One aspect of the present disclosure includes a method for a control system of a machine. The method may include establishing a virtual sensor model indicative of interrelationships between at least one sensing parameter and a plurality of measured parameters relate... | 09/22/2009 |
| 7584043 | Resynchronization of temporally acquired engine signals An method of synchronizing a signal coming from at least one sensor positioned on an engine with a periodic event of the engine such as the crankshaft rotation is disclosed having application for engine control. A crankshaft rotation signal indicative of a reference... | 09/01/2009 |
| 7571046 | Engine optimisation method and apparatus An engine management apparatus for an internal combustion engine of a vehicle includes a microprocessor that is operable on adjustment mechanisms of the vehicle. The vehicle has a torque sensor for sensing torque generated by the engine and the adjustment mechanisms... | 08/04/2009 |
| 7480555 | Method for controlling centrifugal clutch engagement using engine torque requests A method for controlling a centrifugal clutch in a heavy-duty vehicle powertrain uses an engine torque request for a controller including a vehicle engine controller. A clutch controller develops an engine speed request based upon driver input. The engine speed requ... | 01/20/2009 |
| 7467039 | Revolution control apparatus for an internal combustion engine, and internal combustion engine provided with that revolution control apparatus An engine revolution in an expansion stroke of a cylinder is calculated, and stored, from a time that is required for a crank shaft to rotate by a predetermined angle from a compression upper dead center of that cylinder, and to determine the fuel injection amount, ... | 12/16/2008 |
| 7454281 | Fault diagnosis apparatus for sensors used in a system A fault diagnosis apparatus for sensors in an apparatus system has at least three sensors which detect different physical quantities for one physical phenomenon which vary in correlation with one another, the sensors outputting signals indicating the detected physic... | 11/18/2008 |
| 7444225 | Engine power controlling apparatus and method Torque generated by the engine is obtained as engine generated torque TQe. Load torque applied to the engine is obtained as estimated engine load torque TQf. The difference between the engine generated torque TQe and the estimated engine load torque TQf is computed ... | 10/28/2008 |
| 7440836 | Control system for internal combustion engine A control system for an internal combustion engine, which is capable of properly performing air-fuel ratio control and ignition timing control according to an actual amount of intake air, even when reliability of the results of detection of the operating condition o... | 10/21/2008 |
| 7440832 | Method and arrangement for controlling actual torque in a land vehicle driveline Method and arrangement for controlling actual torque in a driveline of a land-based motor vehicle. Taking a direct, non-predictive measure of actual torque induced in the driveline of the motor vehicle and ascertaining a magnitude thereof. Ascertaining a magnitude o... | 10/21/2008 |
| 7438061 | Method and apparatus for estimating exhaust pressure of an internal combustion engine A method and apparatus are provided, comprising an internal combustion engine equipped with a variable geometry intake air compressing device and a control module operative to estimate exhaust gas pressure during ongoing engine operation. The control module is adapt... | 10/21/2008 |
| 7436186 | Method for generating a simulated sensor signal pattern for a marking gap in a signal-generating disk A method for generating a simulated sensor signal pattern for a marking gap of a signal-generating disk which is coupled with a crankshaft of an internal combustion engine, the signal-generating disk having a marking by the alternating positioning of teeth and tooth... | 10/14/2008 |
| 7433774 | Control system for cylinder cut-off internal combustion engine In a control system for an internal combustion engine having a plurality of cylinders and mounted on a vehicle, in which the engine operation is switched based on the throttle opening between a full-cylinder operation in which all of the cylinders are operative and ... | 10/07/2008 |
| 7430483 | Method and apparatus for diagnosing a mechanism A method of analyzing variations in an indicator of the behavior of a mechanism, in which noise is extracted, and any discontinuities from an indicator in order to obtain a trend, variations in the trend are compared with one or more reference values; and a fault of... | 09/30/2008 |
| 7427849 | Controller for an electric vehicle and driving apparatus for the electric vehicle The present invention provides a controller and driving apparatus for an electric vehicle, which enables a motor to steadily output torque even when there is an increase in the rotation speed of an internal combustion engine that drives a generator. A motor control ... | 09/23/2008 |
| 7424868 | Predictive auxiliary load management (PALM) control apparatus and method An improved vehicle cooling system is disclosed having the capability of controlling various thermal components of the system to effectively control the heating and cooling of an engine of the vehicle based on instantaneous vehicle and ambient conditions and also ba... | 09/16/2008 |
| 7424361 | Driving force controller for a vehicle The driving force control unit for vehicle comprises a driving condition detecting unit for detecting the vehicle driving condition, a selector for selecting one of driving modes by manipulation, the driving modes including a first mode having a driving force charac... | 09/09/2008 |
| 7424360 | Overspeed control system for gas turbine electric powerplant A turbine overspeed control system for use with a gas turbine engine of a gas turbine electrical powerplant. The overspeed control system preferably comprises a first and second overspeed control subsystem. When an overspeed condition of the gas turbine engine is de... | 09/09/2008 |
| 7415343 | Engine controller Respective positive terminal electric potentials of exhaust gas sensors are sequentially selectively inputted to an analog input terminal of a multi-channel AD converter through a multiplexer. An offset voltage is applied to respective negative terminals of the exha... | 08/19/2008 |
