The present invention provides for a method and device for monitoring an ambient humidity sensor in a combustion engine, where the monitoring of the ambient humidity sensor is made by comparing the ambient humidity measured by said humidity sensor and an a...

The present invention relates to a method for controlling a turbocompound engine apparatus in particular for an industrial vehicle, but also for other transport means such as, for example, a ship. In particular the method can be performed on an engine appa...

The present invention provides for a method and apparatus for measuring and controlling the EGR rate in a combustion engine system, comprising an EGR cooler, an EGR valve and a turbine, and determining the EGR mass flow (dm EGR ) from the difference betwee...

The present invention provides for a system for controlling NOx emissions based on the calculation of an error given by the difference between a first measured value obtained from a NOx sensor (7) and a second one estimated from a NOx estimation. Said sens...

The invention relates to a mechanical variable valve actuation (VVA) system for the control and actuation of the valves of an internal combustion engine. The system according to the present invention realizes the control of the valve lift by means of a fix...

First parameter (omega ) representing instantaneous engine speed, second parameter (O2) correlated to instantaneous quantity of oxygen present in combustion chamber of engine, and third parameter (rho ) correlated to instantaneous injection pressure of fue...

An engine-turbocharger unit (1) for a vehicle, in particular an industrial vehicle, having an internal combustion engine (2); a decompression brake device (6); and a turbocharger (3) in turn having a variable-geometry turbine (7) driven by the exhaust gas ...

A control system for a variable-geometry turbocharger connected to an internal combustion engine, whereby the geometry of the turbocharger is controlled alternatively according to a first operating mode (41), a second operating mode (43) or a third operati...

An air/fuel mixing device (1) for a gaseous fuel internal combustion engine, having a main body (2) defining a mixing chamber (4) connected in series with an intake manifold of the engine; an annular supply chamber (27) coaxial with the mixing chamber (4) ...