About 97 results
https://drivepatents.com/patents/994084 · 9 Jan 2013
A method for controlling a supercharged internal combustion engine (1), in particular by means of a turbocharger (12) provided with a turbine (13) and a compressor (14); the control method comprises determining a target supercharging pressure (Ptmin) capab...
https://drivepatents.com/patents/995675 · 28 Nov 2012
A method for controlling fuel injection in a multifuel internal-combustion engine (1); the control method envisages the steps of: receiving a request for fuel switching at a first instant (T 0 ); waiting, starting from the first instant (T 0 ), for a first...
https://drivepatents.com/patents/995674 · 28 Nov 2012
A method for controlling fuel injection in a multifuel internal-combustion engine (1) that can inject alternatively a liquid fuel and a gaseous fuel; the control method envisages the steps of: injecting the gaseous fuel by means of at least one correspondi...
https://drivepatents.com/patents/996757 · 24 Oct 2012
A method for controlling the number of rotations per minute of an internal combustion engine (2) during a takeoff phase of a vehicle (1) provided with a manual transmission (3); the control method includes the steps of: determining an idle number of rotati...
Method for updating a function for calculating the exhaust pressure of an internal combustion engine
https://drivepatents.com/patents/996759 · 24 Oct 2012
A method of updating a pressure law (P-LAW) providing the exhaust pressure (P) as a function of the exhaust gas flow rate (Q); the following steps are included: measuring a first current intensity (Ip) of a UEGO sensor (13), under conditions of pure air an...
https://drivepatents.com/patents/997336 · 10 Oct 2012
A fuel pump (4) for a direct injection system provided with a common rail (3); the fuel pump (4) presents: a pumping chamber (14); a piston (15) which is mounted in a sliding manner inside the pumping chamber (14); a suction channel (17) connected to the p...
https://drivepatents.com/patents/1000960 · 27 Jun 2012
The invention describes a method for calibrating an inertial sensor device (S) installed in an arbitrary position on board a vehicle (V), based on the generation (200-500) of a transformation matrix (R) adapted to convert the real measured data of the vehi...
https://drivepatents.com/patents/1002153 · 23 May 2012
A method for determining the injection law of a fuel injector (4) to be tested; the method includes the steps of: interrupting the feeding of fuel from the fuel pump (6) to the common rail (5); avoiding the opening of all the fuel injectors (4) except for ...
https://drivepatents.com/patents/1002341 · 16 May 2012
A method for determining the injection law of a fuel injector (4) to be tested; the method includes the steps of: interrupting the feeding of fuel from the fuel pump (6) to the common rail (5); avoiding the opening of all the fuel injectors (4) except for ...
https://drivepatents.com/patents/1003466 · 11 Apr 2012
A method of controlling an internal combustion engine (1) supercharged by a turbosupercharger (12) having a turbine (13) and a compressor (14); the control method including the steps of : determining, in a reduced mass flow/compression ratio graph, at leas...