About 86 results
https://drivepatents.com/patents/1016498 · 19 Jan 2011
A probabilistic neural network, comprising a hidden layer of neurons, each computing respective membership matrix elements for an input vector of the neural network according to a respective radial basis function defined by a respective spread factor and a...
https://drivepatents.com/patents/1066967 · 31 May 2006
The method involves estimating total mass of gas admitted in combustion chambers of an internal combustion engine (1). Boost pressure is measured. Pressure and temperature of exhaust gas recirculated in an outlet of the engine is estimated. Flow rate of th...
https://drivepatents.com/patents/1067651 · 10 May 2006
An internal combustion engine (1) generates power by burning a mixture of fuel and air in each combustion chamber (3). The internal combustion engine (1) is provided with an in-cylinder pressure sensor (15) disposed in the combustion chamber (3) and an ECU...
https://drivepatents.com/patents/1067531 · 10 May 2006
The device has an input to receive an actuating cylinder pressure signal, and an analogical estimation circuit (10) to estimate the start of combustion angle. The circuit delivers a signal representing the instants for the start of combustion, from a signa...
https://drivepatents.com/patents/1067791 · 3 May 2006
An internal combustion engine (1) generates power by burning an air-fuel mixture in a combustion chamber (3). The internal combustion engine (1) is provided with an in-cylinder pressure sensor (15) and an ECU (20). The ECU 20 calculates at two predetermine...
https://drivepatents.com/patents/1068135 · 19 Apr 2006
The method involves estimating total mass of gas admitted in combustion chambers of an internal combustion engine. A fresh air flow is measured, and total mass of estimated gas and the measured fresh air flow are provided as input values in a regulator tha...
https://drivepatents.com/patents/1068117 · 19 Apr 2006
The fumes generates richness higher than 1 compared to line of exhaust. Evaluating the effective richness of the fumes to the line of exhaust by fuel post injection and adjusting the fumes by controlled fume recirculation. The combustion stability in multi...
https://drivepatents.com/patents/1068633 · 5 Apr 2006
An internal combustion engine (1) generates power by burning a mixture of fuel and air in each combustion chamber 3. The internal combustion engine 1 is provided with an in-cylinder pressure sensor (15) disposed in each combustion chamber (3) and an ECU (2...
https://drivepatents.com/patents/1069501 · 8 Mar 2006
A combustion-pressure-data acquisition system of a multi-cylinder engine according to the present invention includes an in-cylinder pressure sensor CPS#n for directly detecting combustion pressure in each cylinder; an amplifier unit AP#n to which the in-cy...
https://drivepatents.com/patents/1070137 · 8 Feb 2006
The method involves inspecting occurrence of validation of a predetermined condition for triggering the calibration of a pressure data acquisition chain in a cylinder. An occurrence of a stationarity of an engine operating point around a preset operating p...