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| Number | Title | Issue Date |
| 8397697 | Method and device for operating an injection valve In a method and a device for operating an injection valve, a relevant time (t_ACT) is determined during a catch phase (PH_CATCH) when the electromagnetic actuator reaches a predetermined fraction value of the electric current, which value is smaller than a maximum c... | 03/19/2013 |
| 8381704 | Method for assigning addresses to injectors A method for assigning addresses to injectors of an internal combustion machine, wherein, prior to the starting procedure, an electronic motor control device selects a first injector by activating the first injector by a first control line from the electronic motor ... | 02/26/2013 |
| 8365703 | Switch-mode synthetic power inductor A fuel delivery system for a vehicle includes a fuel injector that meters fuel flow and provides for pre-heating fuel to aid combustion. A control circuit including a synthetic inductor drives a heated element within the fuel flow. ... | 02/05/2013 |
| 8347862 | System and method for injecting fuel to a gaseous fueled engine A method for controlling injection timing for a gaseous fuel injector is described. In one example, the fuel injector is opened with a saturating fuel injector at a predetermined crankshaft angular position. In one embodiment, the predetermined crankshaft angular po... | 01/08/2013 |
| 8113178 | Apparatus and method for controlling quantity of fuel over common rail diesel engine An apparatus for controlling the quantity of fuel over a common rail diesel engine includes a wave speed correction map correcting a wave speed and a time corrector, a first adder multiplying the corrected wave speed by an injection time difference, a base correctio... | 02/14/2012 |
| 8096285 | Circuit arrangement and method for operating an injector arrangement In a circuit arrangement (10a) for operating an injector arrangement (12a) for injecting fuel in an internal combustion engine of a motor vehicle, in order to obtain information easily as to the degree to which each valve is open when the... | 01/17/2012 |
| 8020533 | Fuel injection device, fuel injection control device, and control method of fuel injection device To provide a fuel injection device for controlling a fuel injection valve including a solenoid and a magnetostrictive element to generate a drive force for driving the fuel injection valve, the fuel injection device including: a solenoid power source (31) for... | 09/20/2011 |
| 7895990 | Fuel injection system with injection characteristic learning function A fuel injection system designed to determine a correction value for correcting the quantity of fuel sprayed from a fuel injector into an internal combustion engine. The fuel injection system instructs the fuel injector to inject the fuel into the engine a plurality... | 03/01/2011 |
| 7886719 | System and method to compensate for variable fuel injector characterization in a direct injection system A method for controlling fuel injection timing of at least one fuel injector in a direct injection fuel delivery system of an internal combustion engine is presented. In one example, the timing of a second fuel pulse in a combustion cycle is adjusted in response to ... | 02/15/2011 |
| 7841319 | Method of detecting and compensating for injector variability with a direct injection system A method for controlling an injection of fuel to an engine is described. In one example, the different fuels are injected to an engine during different engine operating conditions. The method may improve engine starting and reduce engine emissions. ... | 11/30/2010 |
| 7798128 | Apparatus and process for controlling operation of an internal combustion engine having an electronic fuel regulation system An apparatus and process for controlling an internal combustion engine (C) having an electronic fuel regulation system that provides fuel control for small engines (C) used in garden equipment (B) and small vehicles. An electronic control unit (1) accepts a p... | 09/21/2010 |
| 7798129 | Shot mode transition method for fuel injection system A fuel injection system for a combustion engine is disclosed. The fuel injection system may have a fuel injector configured to inject fuel in one of a first shot mode and a second shot mode. Additionally, the fuel injection system may have a sensor configured to sen... | 09/21/2010 |
| 7743748 | Method of controlling the operation of a solenoid A method for controlling the operation of a solenoid (14), in which solenoid the movement of the plunger is caused by bringing electric energy to the solenoid, whereby an electric current flows through the solenoid, the method comprising the following steps. ... | 06/29/2010 |
| 7717088 | Method of detecting and compensating for injector variability with a direct injection system A method for controlling fuel injection of a direct injection fuel system, the fuel system having a fuel pump, the method comprising: variably operating the fuel pump to maintain a fuel pressure at a selected pressure, temporarily increasing pump operation to increa... | 05/18/2010 |
| 7685997 | Control method of a fuel feeding system in a bi-fuel internal combustion engine A control method of a fuel feeding system in a bi-fuel internal combustion engine; the feeding system presents: a least a first injector adapted to inject a first fuel type; a least a second injector adapted to inject a second fuel type; a common electronic control ... | 03/30/2010 |
| 7681554 | Approach for reducing injector fouling and thermal degradation for a multi-injector engine system As one embodiment, a method of operating an engine of a vehicle is provided wherein the engine has a variable engine output. The method comprises during a first engine output, delivering a first fuel to at least a cylinder of the engine via a first injector and dire... | 03/23/2010 |
| 7661411 | Multi-cylinder engine fuel control method, engine fuel injection amount control method and engine operation state discrimination method using the same, propulsion apparatus for multiple engines, and fuel injection control method during crash astern in marine engine with reduction and reversal device A fuel control method which recognizes a revolution of a crankshaft based on the cylinders before the combustion cycle of a cylinder in question. When the supply of fuel by injection from an injector to a certain cylinder of the six cylinders has become impossible, ... | 02/16/2010 |
| 7647919 | Direct fuel injection control with variable injector current profile A direct fuel injection control for an internal combustion engine includes first and second controllers. The first controller has a microprocessor and generates injection timing and duration signals on injector select lines. The second controller is a state machine ... | 01/19/2010 |
| 7562649 | Combustion control system based on in-cylinder condition Combustion control of a diesel engine is achieved, such that the engine has a monotonic relation between intake manifold pressure and engine torque. For a given engine speed, fuel injection parameters are primarily determined by intake manifold pressure. However, th... | 07/21/2009 |
| 7543569 | Arrangement for controlling an internal combustion engine In an arrangement for controlling an internal combustion engine comprising an electronic engine control unit, a fuel injector, electronic connecting lines extending between the electronic engine control unit and the injector and an intelligent electronic block formi... | 06/09/2009 |
| 7509944 | Engine fuel supply apparatus and engine fuel supply method In an engine fuel supply method, a first fuel pressure difference between a fuel injection amount computation timing and a first fuel injection timing and a second fuel pressure difference between the fuel injection amount computation timing and a second fuel inject... | 03/31/2009 |
| 7475676 | Arrangement for controlling an internal combustion engine In an arrangement for controlling an internal combustion engine comprising an electronic engine control unit, a cylinder with a combustion chamber, a fuel injector, an intelligent electronic block with an electronic data storage unit, a computing unit, a signal meas... | 01/13/2009 |
| 7455051 | Control device for piezo actuators of fuel injection valves A control device for piezo actuators of fuel injection valves includes a DC/DC up converter and an output stage configured as a SEPIC converter having a second transistor and a coupling capacitor connected in series on the input end. The DC/DC up converter is config... | 11/25/2008 |
| 7439700 | Control system A control system which is capable of avoiding an overloaded state of an actuator without using sensors or the like. An ECU 2 of the control system 1 calculates a lift control input U_Liftin to a variable valve lift mechanism 50 with an algorithm... | 10/21/2008 |
| 7422004 | Internal combustion engine with variable compression ratio In a variable compression ratio internal combustion engine in which the compression ratio is changed by changing the combustion chamber volume, the present invention enables to inhibit irregularities in the air-fuel ratio involved by changing of the combustion chamb... | 09/09/2008 |
| 7418941 | Fuel injection apparatus A fuel injection apparatus comprising a fuel injection arrangement for delivering a fuel injection pulse sequence to a combustion chamber during a combustion cycle, the fuel injection pulse sequence comprising a plurality of discrete fuel injection pulses, each disc... | 09/02/2008 |
| 7421331 | Method for operating an internal combustion engine, particularly of a motor vehicle A method for operating an internal combustion engine, particularly of a motor vehicle. The internal combustion engine has a combustion chamber and an injection valve by which fuel is able to be supplied to the combustion chamber, directly or via an intake manifold. ... | 09/02/2008 |
| 7418337 | Control apparatus for direct injection type internal combustion engine An apparatus for controlling the quantity of fuel injection of injectors in accordance with the fuel pressure in the fuel rail of a direct injection type internal combustion engine, including a fuel injection quantity calculating section for calculating the quantity... | 08/26/2008 |
| 7412966 | Engine output control system and method A system for an engine, comprising of a cylinder located in the engine; a first injector for injecting a first fuel into said cylinder; a second injector for injecting a second fuel into said cylinder; and a controller configured to vary an amount of said first and ... | 08/19/2008 |
| 7406947 | System and method for tip-in knock compensation A method of controlling an engine, the method comprising of providing fuel having a blend to a cylinder of the engine, actively varying said fuel blend in response to at least an operating condition, and where during a transient operating condition, said blend is ad... | 08/05/2008 |
| 7406959 | Engine control system An engine control system includes an EGR device 10 which connects an exhaust passage Ex and an intake passage I and has an EGR valve; an intake throttle valve 41 placed in the intake passage I; and an engine control unit which is provided with an engin... | 08/05/2008 |
| 7401595 | Fuel injection device for internal combustion engine A fuel injection device for an internal combustion engine including: an injector that injects fuel to be supplied to the internal combustion engine; a battery to which a DC converter that charges a capacitor of a capacitor discharge ignition circuit is connected as ... | 07/22/2008 |
| 7401591 | Control system for internal combustion engine A control system for an internal combustion engine having at least one fuel injection valve for injecting fuel into a combustion chamber of the engine and burning the injected fuel by compression ignition. A fuel injection control parameter for controlling at least ... | 07/22/2008 |
| 7395807 | Fuel injection control system designed to eliminate overlap between multiple fuel injection events A fuel injection control system for a multi-cylinder internal combustion engine mounted in a vehicle is provided. The system works to schedule execution of a sequence of multiple injections of fuel into each of cylinders of the engine and determines whether events o... | 07/08/2008 |
| 7383118 | Control apparatus for internal combustion engine This control apparatus obtains a relation (trade-off line) between NOx generation amount and PM generation amount with EGR ratio serving as a parameter from an NOx generation amount estimation model which calculates the NOx generation amount on the basis of the oxyg... | 06/03/2008 |
| 7377262 | Air-fuel ratio controlling apparatus for an engine An air-fuel ratio controlling apparatus includes an internal pressure detector for detecting an internal pressure of a combustion chamber of the engine. The apparatus estimates a motoring pressure of the engine and determines a start-of-combustion time, a time point... | 05/27/2008 |
| 7377265 | Injector driver and drive method for the same An injector driver and a drive method therefor wherein a reference current signal is generated that is synchronized to an injector valve signal for causing the injector to inject and that has a current increasing tendency substantially equivalent to an injector curr... | 05/27/2008 |
| 7370630 | Engine with a plurality of operating modes including operation by compressed air The present invention relates (with reference to FIG. 1) to an internal combustion engine in which a combustion chamber (12) can be connected to a reservoir (16) for storing compressed air. Gas flow control valve means (15) controls flow ... | 05/13/2008 |
| 7370643 | Internal combustion engine having compressed air supply passages therein for routing compressed air to charge injectors A V-type internal combustion engine includes cylinder heads having respective compressed-air supply channels extending therein for providing fluid communication between an air compressor and charge injectors. Formation of condensation in the compressed-air supply ch... | 05/13/2008 |
| 7367320 | Fuel control system for internal combustion engine A fuel control system for an internal combustion engine having an intake passage, a compressor provided in the intake passage, a throttle valve disposed downstream of the compressor, a bypass passage connecting an upstream side of the compressor to a downstream side... | 05/06/2008 |
