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| Number | Title | Issue Date |
| 8180555 | Procedure and device for a pressure determination A method of determining a pressure at a dosing valve of a fuel metering device for metering fuel into an exhaust gas system of a combustion engine with a component of the combustion engine assigned to an exhaust gas system for a regeneration, a temperature impingeme... | 05/15/2012 |
| 8180554 | Method and devices to reduce the difference between normalized air-fuel ratio of the various cylinders in an internal combustion engine and a predetermined value The invention relates to the field of methods and devices for reducing the difference between normalized air-fuel ratio of the various cylinders compared with a predetermined value between 0.7 and 1.1, of the normalized air-fuel ratio in an internal combustion engin... | 05/15/2012 |
| 8180556 | System for supply of LPG/ammonia for direct-injection petrol or diesel engines A system for supply of LPG/ammonia for direct-injection petrol or diesel engine includes an electronic control unit where the control unit governs a petrol/diesel pump, a supplementary petrol/diesel pump, a petrol/diesel-delivery solenoid vale, LPG/ammonia-return so... | 05/15/2012 |
| 8175789 | Combustion controller for compression-ignition direct-injection engine and engine control system for the same As a compression-ignition direct-injection engine combustion controller, a program for detecting ignition timing of a main injection Mn (main ignition timing), a program for correcting a command value of main injection execution timing in a direction to the side whe... | 05/08/2012 |
| 8170774 | Method and devices for the control of the air-fuel ratio of an internal combustion engine Methods and devices for controlling the normalized air-fuel ratio of an internal combustion engine, otherwise known, in technical terms, as Lambda. The present invention is based on the use of the ionization current released by a device positioned on each cylinder o... | 05/01/2012 |
| 8170773 | Method for the direct re-entry in the cai operating mode of an internal combustion engine following a pull fuel cut off phase as well as a pertinent control unit For the direct re-entry in the CAI operating mode following a pull fuel cut off phase the CAI specific valve lift is maintained during its pull fuel cut off phase. Upon a request signal for the CAI re-entry after the closing time of the particular cylinder, an advan... | 05/01/2012 |
| 8165782 | Fuel saving apparatus The present invention provides a fuel saving apparatus that provides information, such as vehicle speed, a fuel injection period, fuel efficiency and engine load, to a driver in real time, thereby enabling the driver to develop economic driving and economical drivin... | 04/24/2012 |
| 8165783 | Method of controlling an injection quantity of an injector of an internal combustion engine In a method for controlling the injection amount for an injector on an internal combustion engine, dependent on a given time period and the duration of the hold phase, the energy stored in the injector is calculated either with a correction value or with the voltage... | 04/24/2012 |
| 8155863 | Process and device for controlling an internal combustion engine In a process for controlling an internal combustion engine (10) having at least one cylinder (Z1 to Z4) in which a combustion chamber (13) is formed, fuel is injected in at least two modes of operation. The process has the following steps... | 04/10/2012 |
| 8150599 | Control apparatus and control method for internal combustion engine An engine ECU executes a program including detecting, when refueling with an alcohol fuel is performed, a refueling amount of the alcohol fuel based on a signal transmitted from a sender gauge, increasing DI ratio r that is a ratio between a fuel injection amount fr... | 04/03/2012 |
| 8145408 | Procedure for checking the functionality of a metering valve of a NOx-reduction system of a combustion engine A procedure for checking the functionality of a metering valve (310) of a reducing agent system of a combustion engine, at which the metering device (105) is advanced from a tank (100) to the metering valve (310) with the aid of a control... | 03/27/2012 |
| 8145407 | Energy-efficient automobile Disclosed is an automobile equipped with an engine having an electronically-controlled throttle valve adapted to have an opening angle which is controlled according to an accelerator-pedal depression amount. The engine further includes an accelerator pedal sensor, a... | 03/27/2012 |
| 8140244 | Driving evaluating apparatus and driving evaluation method In an apparatus for evaluating fuel-saving driving of a vehicle, a detecting unit detects a starting point and an end point of a deceleration area; a storage unit stores therein deceleration value information representing a deceleration value per unit time tolerated... | 03/20/2012 |
| 8140245 | Engine with electronically controlled starting method A method of starting an engine is provided. A starter is initiated to impart a first engine speed to a crankshaft of the engine. Fuel injects at a first rate into at least one cylinder of the engine. Fuel in the at least one cylinder of the engine combusts to operat... | 03/20/2012 |
| 8136614 | Plug-in hybrid electric vehicle A method of operating a hybrid vehicle propulsion system includes selectively operating the engine to consume fuel stored on-board the vehicle based on a residence time of the fuel stored on-board the vehicle and further based on a profile of ambient conditions over... | 03/20/2012 |
| 8126635 | Air-fuel ratio control apparatus and air-fuel ratio control method An air-fuel ratio control apparatus includes a learning unit learning amounts of divergence of a correction amount from a reference value thereof respectively as to a plurality of set lift amount regions as divergence amount learning values, a correction unit calcul... | 02/28/2012 |
| 8116963 | Fuel injection pin displacement profile interpolation According to various embodiments of the invention, a map of injection pin profiles is experimentally determined at various locations spanning an engine operating plane. Injector pin profiles at points within the continuum spanned by the experimentally determined pro... | 02/14/2012 |
| 8108125 | Reformate control via accelerometer Engine surge includes oscillations in engine torque resulting in bucking or jerking motion of a vehicle that may degrade driver experience. The present application relates to increasing reformate entering an example engine cylinder in response to engine surge. ... | 01/31/2012 |
| 8108124 | Method for determining an uncontrolled acceleration of an internal combustion engine In a method for determining an uncontrolled acceleration of an internal combustion engine, a valve opening cross section is allocated to each load state of the internal combustion engine. In the event that a controller value is outside a limit range, an uncontrolled... | 01/31/2012 |
| 8099227 | Control of gas turbine engine Systems, devices, and methods for controlling a fuel supply for a turbine or other engine using direct and/or indirect indications of power output and optionally one or more secondary control parameters. ... | 01/17/2012 |
| 8090520 | Fuel life monitor and engine management for plug-in hybrid electric vehicles An engine management system for a hybrid vehicle may include a hybrid vehicle controller that selects a power source to be one of an electric propulsion system and a combustion engine. The hybrid vehicle controller may include an engine operation module configured t... | 01/03/2012 |
| 8078386 | Approach for reducing overheating of direct injection fuel injectors A method of controlling fuel supplied to an engine is provided. In one example, a cylinder includes port and direct fuel injection. The method includes supplying a second fuel type from a second tank to the direct injector and supplying a first fuel type from a firs... | 12/13/2011 |
| 8060292 | Cetane number detection means and engine having the cetane number detection means A cetane number detection device in which an angular velocity detection device (10) for detecting the rotation angular velocity of the crankshaft (11) of an engine (54), and which detects a variation in the value of the amplitude of the angular ... | 11/15/2011 |
| 8060293 | System and method for controlling an engine during transient events Systems and methods for controlling an internal combustion engine include adjusting fuel delivered to a cylinder during a transient event by an amount indexed by number of combustion events after detecting the transient event. A base fueling parameter may be adjuste... | 11/15/2011 |
| 8055433 | Fuel injection control device and method for continuously controlling fuel injection during engine operation based on throttle position A fuel injection control device includes a basic-injection-use map for deriving a basic injection amount and an additional-injection-use map for deriving an additional injection amount, each corresponding to the throttle opening. During operation of the engine, in e... | 11/08/2011 |
| 8055434 | Fuel injection control system and vehicle comprising the same A fuel injection control system for a motorcycle includes an ECU (Engine Control Unit) which calculates the amount of fuel to be injected by an injector based on data detected by various sensors. The fuel injection control system also includes a generator which supp... | 11/08/2011 |
| 8050849 | Mixed-mode fuel minimization A mixed-mode method for operating a vehicle's propulsion plant to travel at a selected average speed using the minimum amount of fuel. The method involves travelling in one mode at high speed part of the time, and in a different mode at low speed part of the time, i... | 11/01/2011 |
| 8050848 | Method and system for igniting a lean fuel mixture in a main chamber of an internal combustion engine A method and system for igniting a lean fuel mixture in a main chamber of an internal combustion engine by igniting a rich air-fuel mixture in a pre-combustion chamber which is fuelled using a controlled valve. For a stable and consistent ignition of the main chambe... | 11/01/2011 |
| 8047313 | Plug-in hybrid electric vehicle A method of operating a hybrid vehicle propulsion system includes selectively operating the engine to consume fuel stored on-board the vehicle based on a residence time of the fuel stored on-board the vehicle and further based on a profile of ambient conditions over... | 11/01/2011 |
| 8050847 | Method for operating an exhaust gas mass flow sensor A method for operating an exhaust gas mass flow sensor which is used, in particular, in exhaust gas mass flows of motor vehicles has an operating mode and a cleaning mode. In an operating mode, the exhaust gas mass flow sensor is operated at an operating temperature... | 11/01/2011 |
| 8041500 | Reformate control via accelerometer Engine surge includes oscillations in engine torque resulting in bucking or jerking motion of a vehicle that may degrade driver experience. The present application relates to increasing reformate entering an example engine cylinder in response to engine surge. ... | 10/18/2011 |
| 8024104 | Method for controlling a fuel injection system of an internal combustion engine In a method for controlling a fuel injection system of an internal combustion engine with at least one combustion chamber, wherein the fuel injection system comprises a high pressure pump, whose flow rate is controllable, a control parameter of the high pressure pum... | 09/20/2011 |
| 8014932 | Fuel injection controller for internal combustion engine A common rail type fuel injection system of an engine includes: a common rail for accumulating and holding high-pressure fuel; a fuel pump for pressure-feeding fuel to the common rail; and an injector for injecting the high-pressure fuel accumulated and held in the ... | 09/06/2011 |
| 8000881 | Internal combustion engine control device The present invention provides an internal combustion engine control device which is capable of implementing a plurality of functions desired to the internal combustion engine. An adder unit determines a total energy E_total that should be generated by the engine by... | 08/16/2011 |
| 8000880 | Fuel quality detection using torque and engine speed An engine control system comprises a fuel quality calculation module and a fueling module. The fuel quality calculation module calculates a fuel quality value for fuel provided to an engine based on at least one operating parameter of the engine. The fueling module ... | 08/16/2011 |
| 7996145 | Method and apparatus to control engine restart for a hybrid powertrain system There is provided a control scheme for restarting an internal combustion engine of a hybrid powertrain during ongoing vehicle operation. The method includes generating a torque output from an electrical machine to rotate the engine, and determining an engine crank t... | 08/09/2011 |
| 7996146 | Internal combustion engine, control system and operating method for determining a fuel attribute A method of operating a fuel injected multi-cylinder internal combustion engine includes electronically storing a first value or reference value indicative of an engine speed response to a commanded fueling duration change during fueling the engine with a first fuel... | 08/09/2011 |
| 7991537 | Method for adjusting a lookup table and a system for controlling an injector of a cylinder in a combustion engine A method for adjusting a lookup table that includes preset on-time values for an injector of an engine linked to fuel injection quantity values (δ). The following steps are executed in a situation when the output shaft of the engine is disconnected from the output ... | 08/02/2011 |
| 7991538 | Method for operating a fuel system In a fuel system of an internal combustion engine, the fuel quantity injected into a combustion chamber is a function of an activation period, during which a fuel injection device is activated. A pressure sensor detects the pressure in the fuel rail and provides a s... | 08/02/2011 |
| 7987041 | Monitoring system for internal combustion engine According to the present invention, a monitoring system for an internal combustion engine includes a fuel injection control means for outputting a fuel injection signal to an injector based on a target fuel injection quantity and a target fuel injection timing accor... | 07/26/2011 |
