A fuel injection control device (27) injects fuel for learning into a combustion chamber (4) of an engine (1) from a nozzle (7) of a fuel injection valve (5), to perform learning of injection quantity of the fuel injection valve (5). The fuel injection con...

A method of controlling an internal combustion engine with an exhaust system comprising a catalytic converter is presented, wherein the engine is operable in a heat-up mode promoting the heating rate of said catalytic converter. In the heat-up mode the hea...

An exhaust gas recirculation device of an engine (10) of the invention comprises a first exhaust gas recirculation passage (50) for connecting an exhaust passage (40) and an intake passage (30) to each other and introducing into the intake passage an exhau...

Provided is a control device for an in-cylinder injection engine 1 which reduces an amount of fuel attaching and remaining on a piston crown surface so as to bring the first injection as advanced as possible and suppress an increase in the number of exhaus...

There is provided a combustion control system for a direct-injection spark-ignition internal combustion engine, including a fuel injection valve that injects fuel directly into a cylinder of the engine to form an air-fuel mixture in a combustion chamber of...

Control method and apparatus for a direct injection spark ignited internal combustion engine, the internal combustion engine comprising a fuel injection valve configured to perform an injection of fuel into an engine cylinder and a spark plug; during a sup...

Disclosed is an engine starting system for restarting an automatically stopped engine in such a manner as to rotate a crankshaft in a reverse rotation direction and then to rotate the crankshaft In a reverse rotation direction. The engine starting system c...

A gas mixture temperature estimation apparatus for an internal combustion engine assumes that a pilot gas mixture (after combustion) produced by pilot injection is stagnating in an annular configuration in the vicinity of the side wall of a combustion cham...

In a combustion temperature estimation method for an internal combustion engine, upon each arrival of fuel injection start timing, the pre-combustion temperature of cylinder interior gas at the time of ignition (ignition-time compressed cylinder interior g...

In an NO x generation quantity estimation method for an internal combustion engine, the concentration of a gas contained in intake gas and serving as a material for generation of NO x , (intake-gas oxygen concentration), a load index value indicating the l...