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| Number | Title | Issue Date |
| 8447500 | Control method of internal combustion engine The invention provides a method for preferably controlling an internal combustion engine by precisely estimating a current value of a temperature of an exhaust device of an internal combustion engine provided with a variable valve, an exhaust turbo supercharger and ... | 05/21/2013 |
| 8447499 | Diesel engine having cams for controlling the intake valves, which have a main lobe and an additional lobe radiused to each other A supercharged diesel engine is equipped with an electronically controlled hydraulic system for variable actuation of the intake valves of the engine. The cam that controls each intake valve has an additional lobe for causing an additional opening of the intake valv... | 05/21/2013 |
| 8437945 | Method of multiple injection timing control A method for adjusting fuel injection timing in an internal combustion engine including a cylinder and configured to operate multiple fuel injections in the cylinder per combustion cycle includes monitoring in-cylinder pressure through a first combustion cycle, dete... | 05/07/2013 |
| 8433501 | Internal combustion engine fuel injection control method In an internal combustion engine provided with a fuel injection valve for injecting fuel into an intake air flow path for each cylinder, there is performed a plurality of fuel injections during one cycle for each cylinder, one injection thereof being performed in sy... | 04/30/2013 |
| 8423267 | Cetane number detection device and cetane number detection method A cetane number detection device for an internal combustion engine includes: fuel injection devices that injects fuel individually into cylinders; control device that executes injection of fuel from at least one of the fuel injection devices at a predetermined injec... | 04/16/2013 |
| 8423268 | Device for controlling the operation of an internal combustion engine, with improved rephasing of injection events A device (D) is dedicated to controlling the operation of an internal combustion engine (M) including at least two cylinders (Ci), each equipped with at least one inlet valve (SA) and at least one injector (IJ), and of the so-called indirect and sequential fuel inje... | 04/16/2013 |
| 8417437 | Control method and system of engine When it is determined that an engine operating condition is in a high-engine load HCCI range (A2) where an engine load is higher than a specified load X1 within a HCCI range A where a compression self combustion is performed, an after-TDC injection F | 04/09/2013 |
| 8417438 | Apparatus for detecting air-fuel ratio dispersion abnormality between cylinders of multiple-cylinder internal combustion engine An apparatus for detecting dispersion abnormality in air-fuel ratio between cylinders of a multiple-cylinder engine, including a waste gate passage which bypasses a turbine of a turbocharger, a waste gate valve which opens/closes the passage, an air-fuel ratio senso... | 04/09/2013 |
| 8412441 | Mixed cycle compression ignition engines and methods Mixed cycle compression ignition engines and methods of operating a camless compression ignition engine by establishing a number of operating cycles for operating the engine, each for a particular engine load range and storing a respective algorithm and engine opera... | 04/02/2013 |
| 8386151 | Control unit and control method for variable valve timing mechanism, program for implementing the control method, and recording medium on which the program is recorded An ECU executes a program based on which, when a fuel-supply cutoff control is executed or when a hybrid vehicle travels in a second mode in which the engine is stopped and the hybrid vehicle travels using only the drive power generated by a second MG an intake VVT ... | 02/26/2013 |
| 8374771 | Method for operating a hybrid vehicle drive and a device for carrying out said method The invention relates to a method for operating a motor vehicle drive comprising at least one internal combusting engine (10), at least one electric machine (20) mechanically coupled to said internal combustion engine (10) and at least one power... | 02/12/2013 |
| 8374772 | Misfire detection through combustion pressure sensor A method is provided for controlling an internal combustion engine. The method includes, but is not limited to the step of measuring in-cylinder pressure of an expansion phase of a combustion cycle of a cylinder of the internal combustion engine and measuring in-cyl... | 02/12/2013 |
| 8355858 | Engine idle speed and turbocharger speed control Various methods are described for controlling engine operation for an engine having a turbocharger and direct injection. One example method includes performing a first and second injection during a cylinder cycle, the first injection generating a lean combustion and... | 01/15/2013 |
| 8332127 | Dual injection for torque reduction A system comprises a torque control module, a combustion prediction module, and a fuel control module. The torque control module sets spark timing of an engine to produce a drive torque and determines an amount of delay to add to the spark timing to decrease the dri... | 12/11/2012 |
| 8326517 | Control device for internal combustion engine A control device for a spark-ignition internal combustion engine that sets ignition timing based on a target value of a predetermined combustion-related parameter correlated with a combustion state and operates an ignition device in accordance with the ignition timi... | 12/04/2012 |
| 8315781 | Method and device for starting an internal combustion engine In a method for starting an internal combustion engine having at least one combustion chamber, an injection timing point is specified for each chamber at which a first fuel injection pulse is carried out and an ignition timing point is specified at which a first ign... | 11/20/2012 |
| 8315780 | High pressure fuel pump control apparatus for internal combustion engine There is provided a high pressure fuel pump control system for an internal combustion engine which enables fuel pressure control with high precision without being restricted by the number of cylinders of the internal combustion engine or the number of phase sensor s... | 11/20/2012 |
| 8301358 | Method of engine starting An engine starting method is disclosed. In one example, engine operation is adjusted to reduce catalyst light off time. Exhaust temperatures may be increased until a threshold engine temperature is reached. ... | 10/30/2012 |
| 8301357 | Variable operation angle mechanism and apparatus for and method of controlling engine The present invention relates to a variable operation angle mechanism that can improve engine performance at transient operation by optimally setting a ratio between change amounts of opening and closing timings accompanying a variation in valve operation angle of i... | 10/30/2012 |
| 8280614 | Device for controlling quantity of injected fuel A control device has a CPU for determining an opening time and a conversion time, set in a non-injection period between preceding and present injections, in an interception process every fuel injection, and a control circuit for controlling a converting unit, indepe... | 10/02/2012 |
| 8275537 | Method and device for controlling a valve with several lift phases, and method for supplying a thermal engine with oxidant The invention relates to a method for controlling a valve (13) in a thermal engine (10), the valve having a closed position and an opened position, the method comprising at least one step of opening the valve, said step including at least one phase (I)... | 09/25/2012 |
| 8271182 | Method for compensating an operating imbalance between different banks of a turbocharged engine A method for controlling differences in cylinder mixtures for a two cylinder bank engine having a turbocharger is presented. In one example, the description includes a method for adjusting valve timing to reduce cylinder mixture variation. ... | 09/18/2012 |
| 8265857 | Apparatus for and method of controlling engine The present invention is related to an apparatus for and a method of controlling an engine provided with: a variable operation angle mechanism that is provided for varying a valve operation angle of an engine valve driven by a camshaft, and is capable of varying a c... | 09/11/2012 |
| 8239121 | Control unit for variable valve timing mechanism A stop-time target phase setting unit sets a target phase CAr for an intake valve to a target phase, which is used when an engine is stopped, in response to issuance of an engine stop command. An engine stop control unit generates a series of control commands for an... | 08/07/2012 |
| 8229652 | Control apparatus for cylinder injection type internal combustion engine A control apparatus for a cylinder injection type internal combustion engine wherein the variable lift mechanism lessens the lift of the intake valve so as to set the time of opening the intake valve in a retarded angle position, in cold starting of the engine. The ... | 07/24/2012 |
| 8209109 | Method for compensating an operating imbalance between different banks of a turbocharged engine A method for controlling differences in cylinder mixtures for a two cylinder bank engine having a turbocharger is presented. In one example, the description includes a method for adjusting valve timing to reduce cylinder mixture variation. ... | 06/26/2012 |
| 8165785 | Variable valve timing apparatus and control method therefor An ECU executes a program including the step of stopping power supply to an electric motor if a phase of an intake valve is in a first region between the most retarded angle and CA. In the case where the phase of the intake valve is in the first region, the rotation... | 04/24/2012 |
| 8165784 | Apparatus and method for learning reference position of variable valve unit In a variable valve unit provided with a variable valve mechanism that varies opening characteristics of an engine valve by rotary motion of a control shaft, an actuator that generates a rotary motion of the control shaft, a stopper restricting the rotary motion of ... | 04/24/2012 |
| 8150600 | Control device and control system of internal combustion engine An internal combustion engine control device has a cylinder pressure sensor for sensing pressure in a combustion chamber and a fuel pressure sensor for sensing fuel pressure fluctuating in connection with fuel injection from an injector. The control device calculate... | 04/03/2012 |
| 8131448 | Engine control apparatus and method To provide a control apparatus of an engine that improves vehicle drivability by controlling a variable valve mechanism. The control apparatus of an engine prohibits the changing of the valve duration of an intake valve during a stop of an engine. ... | 03/06/2012 |
| 8131449 | Fuel injection control apparatus and fuel injection control method for internal combustion engine A fuel injection valve coupled to a common rail is provided. When fuel injection is carried out, the fuel pressure in the fuel injection valve pulsates. An interval between a pilot injection and a main injection is set so that the main injection is carried out at a ... | 03/06/2012 |
| 8116964 | Method for the individual control of a set of valve actuators by the ECU The invention relates to a system for controlling a thermal engine with valves, that comprises an engine control unit (1) and a plurality of valve actuators (3), wherein the engine control unit is connected to a communication bus (2) and the act... | 02/14/2012 |
| 8108126 | Method of controlling fuel injection apparatus A method and apparatus for controlling fuel injection in an engine is described. The apparatus comprises at least one fuel injector which is connected in an injector drive circuit powered by a power source. The method comprises determining an injection event sequenc... | 01/31/2012 |
| 8103426 | Method for controlling two consecutive injection pulses in an electrically-actuated fuel injector system for an internal combustion engine, particularly a diesel engine At each engine cycle, nearby the TDCC, an injector is driven so as to perform a fuel injection sequence according to a predetermined pattern (A-Z), including a plurality of successive, separate fuel injection pulses (pulse 1-pulse N) having respective predete... | 01/24/2012 |
| 8103425 | Simulation-based control for HCCI power systems A method of controlling an HCCI engine-based power system may include receiving performance information relating to a desired operating state for the HCCI engine-based power system, evaluating operational information associated with a current operating state of the ... | 01/24/2012 |
| 8095295 | Device and method for controlling fuel injection In a method for controlling fuel injection by means of injectors in a multicylinder internal combustion engine, the injectors are controlled sequentially according to control data for opening and closing in injection processes, wherein for each cylinder in an operat... | 01/10/2012 |
| 8090521 | Method and kit for engine emission control Methods and systems are provided for operating an engine including a first and a second bank of cylinders. One example method comprises, adjusting engine injection timing based on a first temperature of a first intake of the first bank and a second temperature of a ... | 01/03/2012 |
| 8078387 | Control apparatus for spark-ignition engine Disclosed herein is a control apparatus for a spark-ignition engine that is capable of avoiding knocking at the time of high-load operation. With this control apparatus, a residual-gas suction unit or the like is not used, an exhaust gas does not deteriorate due to ... | 12/13/2011 |
| 8046154 | Method for controlling continuous variable valve timing apparatus A method for controlling a continuous variable valve timing apparatus that can control a phase angle of a camshaft quickly and precisely according to an exemplary embodiment of the present invention may include: calculating a difference between a target phase angle ... | 10/25/2011 |
| 8027778 | Torque delivery A system for controlling a multiple cylinder internal combustion engine having a plurality of cylinders with electronically actuated valves (EVA) is presented. The system is designed to improve the torque delivery of an EVA engine that operates a portion of cylinder... | 09/27/2011 |
