Method and device for estimating the inlet air flow in a...

Data processing: vehicles – navigation – and relative location – Vehicle control – guidance – operation – or indication – With indicator or control of power plant

Reexamination Certificate

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C123S486000

Reexamination Certificate

active

11367805

ABSTRACT:
A reliable method of sensing the inlet air flow in a combustion chamber of a cylinder of an internal combustion engine includes assessing the inlet air flow with soft-computing techniques basically exploiting a combustion pressure signal generated by a pressure sensor installed in the cylinder.

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“Cylinder Air/Fuel Ratio Estimation Using Net Heat Release Data”, Tunestal et al; IFAC Workshop on Advances in Automotive Control, Mar. 28, 2001, pp. 239-247, XP001032740.
“Cylinder Air/Fuel Ratio Estimation Using Net Heat Release Data”, Tunestal et al; Control Engineering Practice, Pergamon Press, Oxford, GB, vol. 11, No. 3, 2003, pp. 311-318, XP001157572, ISSN: 0967-0661.

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