Match Document Document Title
7621256 System and method for boosted direct injection engine  
An engine system, comprising of a combustion chamber selectively communicating with an intake manifold via at least an intake valve and an exhaust manifold via at least an exhaust valve, a...
7617812 Method of operating a compression ignition engine  
It relates to a method of operating a compression ignition engine comprising:— determining an instantaneous driver torque demand; selectively operating the engine in a first mode or a...
7614383 Method of operating a spark-ignition internal combustion engine during warm-up  
In a method for cold-running or warm-up operation of a spark-ignition, direct-injection 4-stroke internal combustion engine having an exhaust gas catalytic converter, wherein fuel is injected into...
7597090 Internal combustion engine  
The present invention provides an internal combustion engine which can produce several types of fuels from a single fuel as needed. The internal combustion engine comprises reforming means 3 for...
7591135 Method and system for using a measure of fueling rate in the air side control of an engine  
Methods and systems for using a measure of fueling rate in the air side control of an engine. By using a measure of the fueling rate, the air side control may, for example, anticipate the future...
7571708 Spark ignited direct injection targeting for improved combustion  
An engine assembly may include an engine block defining a cylinder bore, a piston disposed within the cylinder bore, and a spark ignited direct injection fuel system. The piston may be disposed...
7571707 Engine mode transition utilizing dynamic torque control  
A method of operating an engine having a plurality of cylinders, the method comprising of transitioning the engine from a first mode to a second mode, and temporarily adjusting an amount of torque...
7568452 Engine system  
An object of the invention is to provide an engine system driving an engine by using a hydrogen rich gas generated from a medium chemically repeating a hydrogen absorption and a hydrogen desorption...
7565892 Method and apparatus for controlling mode transition in a spark-ignition direct-injection internal combustion engine  
The disclosure sets forth operating a spark-ignition, direct-fuel injection internal combustion engine, including transitioning the engine from operating in a stratified charge combustion mode to...
7556016 Method and device for operating an internal combustion engine  
In order to operate an internal combustion engine, a value of an operating variable of the internal combustion engine is determined depending on at least one measured quantity of the internal...
7540270 Method and apparatus for controlling combustion mode transitions in an internal combustion engine  
A method to control operation of an engine during a transition from a first to a second combustion mode is provided. The engine includes a controllable throttle valve, a variable valve actuation...
7533518 System and method for reducing NOx emissions in an apparatus having a diesel engine  
A method of operating a diesel engine in a mechanical apparatus is disclosed, wherein the diesel engine includes a combustion chamber, and wherein the mechanical apparatus also including a catalyst...
7516731 Apparatus and method for controlling internal combustion engine  
A control apparatus of an engine having a compression ignition combustion mode and a spark ignition combustion mode selects the spark ignition combustion mode when operation conditions fall within...
7503167 Internal combustion engine with multiple combustion modes and fuel vapor purging  
An internal combustion engine having a plurality of combustion cylinders and a fuel delivery system. The plurality of combustion cylinders are configured to receive a mixture of gasoline and air...
7497198 System and method for controlling vehicle operation in response to fuel vapor purging  
A hybrid vehicle propulsion system, comprising of an engine having at least one combustion cylinder configured to selectively operate in one of a plurality of combustion modes, wherein a first...
7487756 Direct fuel injection-type spark ignition internal combustion engine  
A direct cylinder fuel injection-type spark ignition internal combustion engine which executes a stratified charge combustion by vaporizing the fuel while flying after having been injected into the...
7484494 Method and apparatus for a spark-ignited direct injection engine  
A spark-ignition, direct injection internal combustion engine includes a fuel injector effective to produce a fuel spray pattern which is relatively compact at low loads and relatively large at...
7481039 Engine system and method for efficient emission control device purging  
Various systems and methods are disclosed for carrying out combustion in a fuel-cut operation in some or all of the engine cylinders of a vehicle. Further, various subsystems are considered, such...
7480558 Method and apparatus for controlling a homogeneous charge compression ignition engine  
The invention comprises a method for controlling operation of a homogeneous charge combustion ignition engine operating in an auto-ignition mode. The method comprises determining a desired...
7475668 Spark ignition to compression ignition transition in an internal combustion engine  
A method of operating an internal combustion engine includes the steps of: igniting a diesel fuel and air mixture in a combustion cylinder using spark ignition; sensing knock in the combustion...
7469672 System and method for operation of an engine having multiple combustion modes and cylinder deactivation  
A method of operating an engine having a plurality of combustion cylinders configured to produce an engine output, including adjusting a condition of the engine to achieve combustion by each of...
7467617 Fuel injection apparatus and fuel injection control method for internal combustion engine  
A fuel injection apparatus and a fuel injection control method for an internal combustion engine which performs a direct injection operation for injecting fuel from an injector for cylinder...
7461627 Hybrid combustion in a diesel engine  
A compression ignition engine ( 10 ) has a control system ( 40 ), one or more combustion chambers ( 12 ), and fuel injectors ( 42, 44 ) for injecting fuel into the combustion chambers. The control...
7438045 Method of operating an internal combustion engine  
In a method of operating an internal combustion engine with a switch-over capability between a compression ignition mode of operation and a spark ignition mode of operation in higher load ranges...
7431009 Method for operating an internal combustion engine  
A method for operating a four stroke internal combustion engine in which the combustion position can be set/controlled/corrected. The phase position of intake and/or exhaust phase is shifted for...
7426918 Engine having multiple injector locations  
A method for controlling a first and second injector of an engine, the first injector located in a first cylinder of the engine and the second injector located upstream of, and configured to inject...
7421999 Control apparatus for an internal combustion engine capable of pre-mixed charge compression ignition  
An electric control device 70 is applied to an internal combustion engine 10 capable of a pre-mixed charge compression ignition combustion in which air-fuel mixture gas including air and fuel...
7418940 Fuel injector spray pattern for direct injection spark ignition engines  
A system and method for operating an internal combustion engine include injecting fuel through a plurality of fuel jets of a fuel injector directly into a corresponding cylinder with at least a...
7412947 Internal combustion engine system with hydrogen generation capability  
A dehydrogenated fuel tank 32 which is replenished with an organic hydride-contained hydrogenated fuel and a gasoline tank 48 which is replenished with normal gasoline are provided. In order to...
7412322 Method and apparatus for engine control during auto-ignition combustion  
The invention comprises an engine system that is selectively operative in an auto-ignition combustion mode. A control module monitors engine operating states and control engine operation. A control...
7409926 Controlling engine operation with a first and second fuel  
A method of operating an internal combustion engine including at least a combustion chamber having a piston disposed therein, the method comprising during a first number of cycles after start-up of...
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...
7406942 Direct-injection internal combustion engine and method of controlling the direct-injection internal combustion engine  
A direct-injection internal combustion engine includes a variable-exhaust-valve control device for controlling value timing of a variable exhaust valve through which the combustion chamber of an...
7404389 Direct injection internal combustion engine  
A direct injection engine has a fuel injection valve that directs a spray of fuel to each side of a spark plug electrode. The fuel mixes with the air to define a region of relatively richer...
7398758 Combustion control method for a direct-injection controlled auto-ignition combustion engine  
A powertrain, and a control method therefor, are provided, wherein ignition of a combustible charge in a combustion chamber of a controlled auto-ignition internal combustion engine equipped with...
7398644 System and method for reducing NOx emissions in an apparatus having a diesel engine  
In a mechanical apparatus having a diesel engine including a combustion chamber, the mechanical apparatus also having an aftertreatment device configured to treat emissions from the diesel engine...
7392785 Controlled self-ignition of an otto engine by supporting spark ignition  
A method for operating an internal combustion engine in controlled self-ignition, a fuel-air mixture being introduced into a combustion chamber at least partially in a gas-exchange cycle, and being...
7380540 Dynamic control of a homogeneous charge compression ignition engine  
A homogenous charge compression ignition engine is operated by compressing a charge mixture of air, exhaust and fuel in a combustion chamber to an autoignition condition of the fuel. The engine may...
7377261 Spark ignition engine and method of controlling combustion of the engine  
In warming up operation when the temperature of an engine is low, heat release in a combustion chamber is delayed by making ignition timing immediately before the top dead center of compression...
7377254 Extending operating range of a homogeneous charge compression ignition engine via cylinder deactivation  
An HCCI engine has the ability to operate over a large load range by utilizing a lower cetane distillate diesel fuel to increase ignition delay. This permits more stable operation at high loads by...
7377250 System and method for balancing an engine during cylinder cutout  
The method includes reducing output of one or more cylinders of an engine system without reducing output of the remaining cylinders of the engine system. The method also includes reducing imbalance...
7373917 Method for operating a hybrid vehicle  
The invention relates to a method for operating a hybrid vehicle with a drive train which comprises an internal combustion engine driven by diesel fuel and at least one electric driving machine. In...
7370629 Method for operating an internal combustion engine with direct fuel injection during a post-start phase  
In a method for operating a spark-ignition internal combustion engine with direct fuel injection in the post-start phase at low temperatures, fuel is supplied to the combustion air in a pilot...
7370628 Method for assisting with heating a catalytic converter of an internal combustion engine  
The invention relates to a method for heating a catalytic converter which is arranged in the exhaust-gas path of an internal combustion engine with direct injection and spark ignition. In the...
7370473 Exhaust gas purification device for internal combustion engine  
By performing main fuel injection and sub fuel injection to perform rich operation of an engine, NOx purging of a NOx catalyst is carried out, and in the NOx purging, the ratio between the main...
7367311 Control system for compression ignition internal combustion engine  
A compression ignition internal combustion engine includes injectors, each of which injects fuel into a corresponding cylinder. An ECU determines target ignition timing based on engine operational...
7367310 Controller for compression ignition engine  
The controller includes combustion mode switching means for decreasing an exhaust gas temperature in the spark ignition combustion immediately before the combustion mode switching based on an...
7367309 Internal combustion engine  
An internal combustion engine is provided which can operate by either the homogeneous charge compression ignition system or the spark ignition system using a single fuel. In the internal combustion...
7367308 Method for load transient control between lean and stoichiometric combustion modes of direct-injection engines with controlled auto-ignition combustion  
A method is provided for control of a direct-injection engine operated with controlled auto-ignition (HCCI) during load transient operations between modes of lean combustion low load (HCCI/Lean)...
7360509 Method for operating compression ignition internal combustion engine  
An object is to provide a method for operating a compression ignition internal combustion engine which, using a single fuel, can produce diesel combustion when the load is high, or...