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9037382 Control system for internal combustion engine  
A control system is provided with a piston TDC (top dead center) position variable mechanism and a valve operational characteristics variable mechanism. An actual distance between the valve and...
9032942 Control apparatus and control method for internal combustion engine  
A control apparatus for an internal combustion engine including a plurality of combustion chambers and a catalyst that cleans exhaust gases includes a controller configured to execute individual...
9031764 Engine idle speed and turbocharger speed control  
Various methods are described for controlling engine operation for an engine having a turbocharger and direction injection. One example method includes performing at least a first and second...
9031763 Fuel mixture system and assembly  
A system and attendant structural assembly operative to establish a coordinated mixture of gaseous and distillate fuels for an engine including an electronic control unit (ECU) operative to...
9026340 Air-fuel ratio control system and air-fuel ratio control method of internal combustion engine  
An air-fuel ratio control system of an internal combustion engine comprises a fuel amount determiner for determining a fuel command value. The fuel amount determiner has a feedback control mode in...
9022011 Engine fuel delivery systems, apparatus and methods  
A method of operating an engine is disclosed, which includes determining a peak power condition for the engine, measuring a temperature associated with the engine at said peak power condition,...
9026339 Multiple fuel-type compression ignition engines and methods  
A compression ignition engine includes a high pressure injector for injecting a liquid fuel into a first combustion cylinder and a low pressure injector for injecting a gaseous fuel into a second...
9026292 Fuel tank isolation valve control  
Methods and systems for controlling a fuel tank isolation valve coupled to a fuel tank in a vehicle are disclosed. In one example approach, a method comprises, in response to a refuel request,...
9020739 Control device for internal combustion engine having an external exhaust gas recirculation system  
Disclosed is a control device for an internal combustion engine that is used with an internal combustion engine having an EGR catalyst and an EGR valve in an EGR path for connecting an exhaust...
9014949 Apparatus for and method of controlling internal combustion engine  
A control apparatus for an internal combustion engine where the inside of a combustion chamber is divided into a layer of internal EGR gas and a combustible layer to perform stratified combustion....
9014947 Exhaust-gas regeneration under rich conditions to improve fuel economy  
A method for operating a boosted gasoline engine. The method includes diluting an intake air charge of the engine to a first level of dilution when operating at a stoichiometric air-to-fuel ratio....
9010305 Octane separation system and operating method  
An engine method, comprising delivering fuel with an octane level above a threshold to a first fuel tank and delivering fuel with an octane level below a threshold to a second fuel tank;...
9008949 Soot discharge estimating device for internal combustion engines  
A soot discharge amount is calculated by multiplying a “steady discharge amount” by a “transient correction value.” The steady discharge amount is a Soot discharge amount in a steady operation...
9008948 Fuel injection control apparatus for a vehicle, and method of using same  
A fuel injection control apparatus includes a low-side driver, arranged electrically downstream of an injector and operable to drive the injector with a changeover of an ON-OFF state thereof in...
9008880 Method and system for a plug-in hybrid electric vehicle  
Methods and systems are provided for displaying a recommended engine fuel fill amount to an operator of a plug-in hybrid electric vehicle. In one example, the recommended engine fuel fill amount...
9008944 Method and apparatus for controlling operation of an internal combustion engine operating in HCCI combustion mode  
An internal combustion engine is configured to operate in a homogeneous-charge compression-ignition combustion mode. Operating the internal combustion engine includes determining an integrated...
9002622 Device and method for controlling fuel injection in an engine depending on the exhaust gas partial recirculation rate  
A device for controlling fuel injection in an internal combustion engine of an automobile, the internal combustion engine being connected at an inlet thereof to a fresh air intake pipe and at an...
9002619 Apparatus for controlling a vehicle  
It is possible to suppress fluctuations of an air intake amount when the open degree of an air intake control valve is unknown. An engine includes an impulse valve common to all the cylinders...
9002620 Intake air control apparatus for vehicular internal combustion engine  
An apparatus is provided for controlling an intake valve of a vehicular internal combustion engine. The apparatus includes a variable valve operating mechanism configured to vary a valve lift and...
8991361 Method for operating a hybrid motor vehicle with forced start and filter regeneration promptly after each refueling  
A method is provided for operating a motor vehicle having an internal combustion engine (2) that is supplied with fuel from a fuel tank (7), and having a regeneratable filter device (6) for taking...
8996280 Method for operating a fuel injector of an internal combustion engine, and control device for an internal combustion engine  
In a method for operating a fuel injector, a transition range of the characteristics curve of the injector is detected individually and adapted continuously, so that a monotonous characteristics...
8996279 Method and system for optimizing fuel delivery to a fuel injected engine operating in power mode  
A method and system are provided for optimizing fuel delivery to an internal combustion engine. The method and system have particular applicability to an engine having a base or OEM engine control...
8991362 Diesel fuel engine injection system and method therefor  
Disclosed is a method of injecting LPG gas into a diesel fuel engine for combustion with diesel fuel therein. One aspect includes injecting LPG gas into an air-stream of an engine air intake or...
8989987 Engine control device  
When an acceleration flag is not set, an amount of target rotation tvttbb1 of a variable valve mechanism is set on the basis of an amount of intake air and an engine speed. On the other hand, when...
8983754 Apparatus for controlling air-fuel ratio of internal-combustion engine  
An apparatus for controlling an air-fuel ratio of an internal-combustion engine includes an air-fuel ratio detector, a fluctuation signal generating device, an air-fuel ratio fluctuation device, a...
8983755 Control system and control method of gas engine  
A control system for controlling a power output of a gas engine of the present invention includes a target value setting section for setting as a target value a restricted power output which is...
8983777 Information processing device, display control method, a program, and an information storage medium  
Provided is an information processing device that provides a user with a trajectory of positions calculated by positioning unit in a user-friendly way without displaying a map. The device includes...
8977470 Method and system for sampling intake manifold pressure  
An engine system and method for improving sampling of a port throttle pressure sensor. In one example, the port throttle pressure sensor is sampled a plurality of times during a cylinder cycle and...
8973560 Dual fuel supply system for a direct-injection system of a diesel engine with on-board mixing  
The present invention is directed to a dual fuel supply system for supplying fuel to a direct-injection system of a diesel engine. The dual fuel supply system includes a diesel supply system to...
8973563 Internal combustion engine control apparatus  
An internal combustion engine control apparatus includes means that detects an inlet temperature that is a temperature in a vicinity of an inlet of a purification catalyst disposed in an exhaust...
8977471 Controller for internal combustion engine  
A multicylinder engine is provided with a fuel injector for each cylinder. An ECU defines a fuel injection condition of the fuel injector based on an engine driving condition and executes a fuel...
8972155 Device and method for controlling start of compression self-ignition engine  
A start control device includes a compression self-ignition engine, fuel injection valve, piston stop position detector, starter motor, and controller for stopping the engine when an automatic...
8972150 Selective cylinder disablement control systems and methods  
An engine control system for an auto-stop/start vehicle includes a mode control module and an actuator control module. The mode control module selectively initiates an engine startup event when an...
8965662 Abnormality determining apparatus for air-fuel ratio sensor  
An abnormality determining apparatus includes an air-fuel ratio controller, an output change period parameter calculator, an output change amount extremum calculator, and an abnormality...
8960158 Method and device for determining a fuel pressure present at a direct injection valve  
A method for determining a fuel pressure present at a direct injection valve comprising a solenoid drive comprises (a) detecting a voltage induced in the solenoid drive within a time span...
8959893 Guidance output device, guidance output method, and construction machine equipped with guidance output device  
A guidance output device, which outputs guidance for improving fuel economy when an energy wasting operation is detected in a construction machine that is provided with an exhaust gas purifying...
8955492 Control strategy for transitions between homogeneous-charge compression-ignition and spark-ignition combustion modes  
A direct-injection internal combustion engine includes an intake camshaft with a low-lift intake cam and a high-lift intake cam, a variable lift control for selectively operating an intake valve...
8958972 Method and systems for storing fuel for reduced usage  
Various methods and systems are provided for initiating and executing a fuel routine for a vehicle. In one embodiment, a method comprises sending from a controller of a vehicle a fuel request to a...
8958971 System and method to control an electronically-controlled turbocharger  
By providing an electrically-controlled turbocharger (ECT) on a compression-ignition (CI) engine, the engine can be provided a desired lambda and a desired EGR fraction over the range of operating...
8958973 Fuel injection control device for engine  
A fuel injection control device for an engine executes a split injection constructed by a fixed injection and a variable injection. A required injection amount of the fixed injection is set in a...
8948998 Machine throttle system  
A machine throttle system according to an embodiment of the present disclosure includes a power system configured to operate at different speeds. The power system is coupled to a first throttle...
8938960 Control apparatus for internal combustion engine  
A control apparatus for an internal combustion engine is provided that is capable of calculating a high-accuracy turbine rotational speed. A turbo supercharger which includes, in an exhaust...
8942910 Control device and method for controlling variable valve timing mechanism in internal combustion engine  
Even when a crankshaft reversely rotates, a rotation phase of a camshaft can be accurately detected. A motor shaft rotation angle, a crankshaft forward rotation angle, a crankshaft reverse...
8939135 Internal combustion engine system, method of determining occurrence of air-fuel ratio imbalance therein, and vehicle  
When an engine is in a predetermined steady operating state, a gradient accumulation average value ΔAulsa corresponding to the amount of change in the air-fuel ratio AF, detected by an air-fuel...
8936007 Fuel injection control apparatus of internal combustion engine  
In a compression self-igniting internal combustion engine, a fuel injection by an auxiliary injection ends before a gas temperature inside a cylinder reaches a temperature at which a fuel starts a...
8938350 Skip fire fuel injection system and method  
A system is disclosed for controlling fuel injectors in an internal combustion engine having a plurality of individual engine cylinders with associated pistons. The system includes at least one...
8938349 Method and device for operating a fuel injection system  
A method is described for operating a fuel injection system, in particular of an internal combustion engine, in which fuel under pressure is made available in a pressure reservoir and a fuel...
8931271 Method for determining a position set point of a by-pass actuator, intended for a turbosupercharger  
A method for a turbocharger of a heat engine including a turbine, a compressor, and a by-pass actuator that can be used to control an air flow that does not pass through the turbine. The method...
8935077 Controlling an engine having an electronically-controlled turbocharger  
A procedure for startup and shutdown of an internal combustion engine with an electronically-controlled turbocharger (ECT) is disclosed. The startup and shutdown procedures are determined to...
8930118 Engine control system  
Disclosed is an engine control system which is designed to allow homogeneous-charge compression ignition combustion to be performed in an HCCI region (R) defined as an engine operating region...